High density Polyethylene (HDPE) Bottle Market : Global Industry Analysis and Opportunity Assessment, 2035

The high density polyethylene (HDPE) bottle market is segmented by cap type and bottle capacity. Cap type covers screw closures and snap closures. Bottle capacity includes 101 ml to 500 ml and larger formats. Forecast for 2025 to 2035.

  • Industry Size (2025): USD 56.77 Bn
  • Forecast (2035): USD 80.09 Bn
  • CAGR (2025 to 2035): 3.5%
Methodology

High density Polyethylene (HDPE) Bottle Market Size, Market Forecast and Outlook By FMI

The high density polyethylene (HDPE) bottle market was valued at USD 56.77 billion in 2025 and is projected to be valued at USD 80.09 billion by 2035. The market is anticipated to register a 3.5% CAGR during the forecast period. Screw closures are likely to lead with a 48.6% share, while 101 ml to 500 ml bottles are forecast to account for 41.2% of bottle capacity demand in 2025.

Summary of the High Density Polyethylene (HDPE) Bottle Market

  • Demand and Growth Drivers
    • Secure packaging demand is likely to support HDPE bottle use.
    • Food and beverage packaging is creating steady need for lightweight bottles.
    • Recycling rules are pushing brands toward higher recycled content in bottles.
  • Product and Segment View
    • Screw closures are likely to lead due to leak protection and reusability.
    • 101 ml to 500 ml bottles are set to stay ahead through broad consumer use.
    • Opaque HDPE formats are gaining relevance in light-sensitive product packaging.
  • Geography and Competitive Outlook
    • East Asia is likely to gain from high packaging output and consumer goods growth.
    • North America is forecast to stay important through food-safe bottle demand.
    • Europe is set to support recycled HDPE adoption through packaging waste rules.
  • Analyst Opinion
    • Ismail Sutaria, Principal Consultant for Packaging at FMI, suggests, “The HDPE bottle market is moving toward lighter formats with higher recycled content. Producers with reliable closure design and stronger recycling integration are likely to gain advantage as brands balance safety, cost, and sustainability.”
  • High Density Polyethylene (HDPE) Bottle Market Value Analysis
    • The HDPE bottle market is moving from standard plastic packaging into circular formats.
    • Demand is likely to improve as brands need secure bottles for liquid products.
    • Converter investment is set to rise around lightweighting and recycled HDPE use.
    • Revenue growth is likely to gain backing from food packaging and personal care demand.

Hdpe Bottles Market

Metric Value
Industry Size (2025E) USD 56.77 billion
Industry Value (2035F) USD 80.09 billion
CAGR (2025 to 2035) 3.5%

Recently, Incoplas launched a revolutionary range of lightweight HDPE bottles based on Total’s dedicated ISBM resin SB 1359. These bottles, available in symmetrical and asymmetrical designs up to 5 liters, featured significantly reduced weight compared to traditional HDPE extrusion blow-molded solutions without compromising mechanical performance.

The collaboration combined Total’s advanced HDPE ISBM technology with Incoplas’ processing expertise. Elke Berges, marketing manager at Rigid Packaging, noted that the SB 1359 resin enabled easier and more stable processing on ISBM machines, broadening application possibilities.

Despite the positive outlook, the HDPE bottle market does face several challenges. Fluctuating raw material prices, particularly for petroleum-based feedstocks, can impact manufacturing costs and profit margins. Additionally, increasing regulatory pressure aimed at reducing plastic waste and promoting sustainability is prompting manufacturers to reassess their packaging strategies. Governments worldwide are introducing stringent policies to curb single-use plastics, which may restrict the usage of traditional HDPE bottles if alternatives are not adopted.

To address these challenges, the industry is witnessing ongoing advancements in recycling technologies, which enable more efficient reuse of HDPE materials. Innovations in sustainable packaging alternatives, including the incorporation of bio-based HDPE and post-consumer recycled content, are also gaining traction. Additionally, there is a noticeable shift toward lightweight packaging solutions, which help reduce material consumption and lower transportation-related carbon emissions.

Government Regulations in the HDPE Bottle Market

The HDPE bottle market is subject to various government regulations aimed at ensuring product safety, environmental protection, and compliance with food and beverage standards. These regulations cover the entire lifecycle of HDPE bottles, from raw material sourcing and manufacturing to usage and disposal.

  • Food Contact Safety Standards: HDPE bottles intended for food and beverage packaging must comply with strict food-grade regulations set by agencies like the USA Food and Drug Administration (FDA) and the European Food Safety Authority (EFSA). These standards ensure that the bottles do not leach harmful substances into consumables.
  • Environmental Regulations: Governments enforce regulations promoting recycling and sustainable material use. HDPE bottles often must meet recyclability standards and comply with restrictions on single-use plastics in various regions.
  • Labeling and Chemical Compliance: Regulations require proper labeling of HDPE bottles, including resin identification codes and compliance with chemical safety laws such as the Toxic Substances Control Act (TSCA) in the USA.
  • Waste Management and Extended Producer Responsibility (EPR): Many countries have introduced EPR laws requiring manufacturers to take responsibility for the collection and recycling of plastic bottles, encouraging circular economy practices.

Trade Scenario of the HDPE Bottle Market

The global trade of HDPE bottles is driven by growing demand across food and beverage, pharmaceuticals, and personal care industries. Production is concentrated in countries with strong petrochemical and plastics manufacturing sectors, while imports are significant in regions with high consumption but limited local production capabilities. Trade flows are influenced by cost competitiveness, quality standards, and environmental regulations promoting recyclable packaging.

  • Key Exporters: Countries such as China, India, the United States, and Germany lead HDPE bottle exports due to their robust plastics industries and advanced manufacturing infrastructure. These countries benefit from access to raw materials like crude oil and natural gas, which are essential for HDPE production. Their exports serve a wide range of industries globally, capitalizing on economies of scale and technological innovation.
  • Major Importers: Developed regions like North America, Europe, and parts of Asia-Pacific import large volumes of HDPE bottles to meet the packaging needs of expanding consumer markets. In these regions, rising demand for sustainable and food-safe packaging solutions drives imports, especially where domestic manufacturing is insufficient or unable to meet quality requirements. These importers often have strict regulatory frameworks that influence sourcing decisions.

Semi Annual Market Update

The below table presents the expected CAGR for the global high density polyethylene (HDPE) bottle market over several semi-annual periods spanning from 2024 to 2034.

Particular Value CAGR
H1 (2024 to 2034) 2.5%
H2 (2024 to 2034) 3.0%
H1 (2025 to 2035) 4.5%
H2 (2025 to 2035) 5.0%

In the first half (H1) of the decade from 2024 to 2034, the business is predicted to surge at a CAGR of 2.5%, followed by a slightly higher growth rate of 3.0% in the second half (H2) of the same decade.

Moving into the subsequent period, from H1 2025 to H2 2035, the CAGR is projected to decrease slightly to 4.5% in the first half and remain relatively moderate at 5.0% in the second half. In the first half (H1) the market witnessed a decrease of 50 BPS while in the second half (H2), the market witnessed an increase of 50 BPS.

Analyzing HDPE Bottle Market by Top Investment Segments

The HDPE bottle market is experiencing steady growth driven by rising demand for secure closures and versatile packaging capacities across industries. Key investment areas include screw closures-favored for their leak-proof design and safety features-and mid-size bottles ranging from 101 ml to 500 ml, which offer broad usability in food, pharmaceutical, and personal care sectors. These segments are aligned with evolving consumer preferences for convenience, safety, and sustainability.

Screw closures lead with 48.6% market share in 2025 due to leak-proof, reusable design

Hdpe Bottles Market Analysis By Cap Type

Screw closures are projected to dominate the HDPE bottle cap market, holding 48.6% market share by 2025. Their success stems from reliable sealing, reusability, and convenience-attributes essential in applications such as beverages, liquid pharmaceuticals, syrups, lotions, and dairy products.

These closures protect product integrity by preventing leaks and contamination, enhancing user experience across personal care, homecare, and food industries. Additionally, child-resistant variants are gaining market share, particularly in the pharmaceutical and chemical sectors where tamper-proof packaging is a regulatory necessity. This growth is reinforced by sustainability trends, as companies seek lightweight, recyclable, and biodegradable screw closures to meet environmental goals

Notable players like Berry Global, Silgan Holdings, and Closure Systems International are investing in eco-friendly innovations, including ergonomic, consumer-centric designs. These advancements are not only enhancing usability but also reducing plastic waste. The convergence of safety, sustainability, and consumer convenience continues to cement screw closures as the leading cap solution in HDPE packaging.

101 ml to 500 ml bottles dominate with 41.2% market share in 2025 due to versatile application

Hdpe Bottles Market Analysis By Bottle Capacity

The 101 ml to 500 ml capacity range is expected to lead the HDPE bottle market by volume in 2025, accounting for 41.2% market share. This mid-size bracket strikes a balance between portability and sufficient storage, making it highly adaptable across industries. It is extensively used for packaging shampoos, conditioners, lotions, juices, liquid soaps, and over-the-counter medications, especially in urban and travel-friendly formats.

Within this range, bottles sized between 250 ml and 350 ml are particularly in demand, especially in the personal care and homecare segments. Rising consumer inclination toward single-use, lightweight, and recyclable packaging is encouraging manufacturers to adopt minimalistic and customizable HDPE designs.

Brands like Amcor, Alpla, and RPC Group are leading innovation in this space, offering sustainable, functional solutions that align with both branding needs and environmental regulations. With increasing demand for convenient and eco-conscious products, the 101 ml to 500 ml segment is positioned to remain the dominant format in HDPE bottle packaging well into the future.

Key Industry Highlights

Increased Demand on Tamper Proof and Secure Packaging

Packaging that is secure and tamper proof is a need created by consumer and regulatory requirements on product integrity and security. HDPE bottles are widely used, partly because of the strength of the material and the ability to add a tamper-evident and child-resistant closure. Such characteristics are critical requirements in personal care, food & beverage, and household chemicals where the ingress of product contamination or unauthorized access is considered seriously threatening.

Tamper-proof seals, breakable caps, and child-safe lids ensure consumer confidence while fulfilling strict safety norms. Manufacturers are also embedding authentication features like serialized barcodes and holographic labels into HDPE packaging as counterfeit products grow.

Cold Chain Logistics for Sensitive Products

As there is increasing demand for cold and chilled storage and transportation, HDPE bottles have become an excellent and preferred packaging material for sensitive products. The product's value can be protected from exposure to moisture, oxygen, and UV light due to its exceptional barrier properties.

Food & beverage, chemicals, and healthcare industries widely use HDPE bottles to store perishable and sensitive liquids in pristine condition. Light and impact-resistant, HDPE bottles offer low-cost and effective cold chain packaging solutions, which reduces product spoilage and enhances shelf life. This is one of the primary factors driving the market.

Strict Environmental Rules Can Limit HDPE Bottle Market Expansion

This is yet another significant challenge to the HDPE bottle market with increasing global concern over environmental sustainability and reduction of plastic wastes. With continued damage to ecosystems, especially marine waters, due to environmental pollution through plastics, governments have been enforcing strict policies regarding the use of plastics.

In many countries, single-use plastics are banned or restricted, and the force grows for companies to adopt more environmentally friendly packaging alternatives. Currently, the regulations require the use of recyclable or biodegradable material, hence making manufacturers spend on sustainable innovations.

Industry Adoption: Key Areas of Investment (2025 to 2035)

Key Investment Area Why It’s Critical for Future Growth
Sustainability & Recycling Innovations Investment in recycled HDPE and biodegradable materials has to be pursued with an increasingly stringent set of regulations around plastic waste as against the goal and environmental considerations around circular economies.
Lightweight & Durable Design Lightweight innovations in HDPE bottles lead to less usage of material yet increasing durability, decreased transportation cost, and better sustainability.
Barrier Coating & Protection Technologies Advances in the coatings for barrier improvement for HDPE bottles allow greater protection from moisture, oxygen, and UVs for better preservation of contents- food, pharmaceuticals, or chemicals with more extended shelf lives.
Automation & Smart Manufacturing Increased global demand has made efficiency improvement, cost-cutting, and uniform product quality the focus areas through investments in automated blow molding and high-speed production lines.
Customization & Branding Innovations Increasing demand for unique shapes, colors, and custom labeling will also spur market growth with investment in digital printing, embossed designs, and premium finishes.

Market Concentration

Tier 1 companies comprise market leaders capturing significant market share in high density polyethylene (HDPE) bottle market. These market leaders are characterized by high production capacity and a wide product portfolio. These market leaders are distinguished by their extensive expertise in manufacturing across multiple packaging formats and a broad geographical reach, underpinned by a robust consumer base.

They provide a wide range of series including recycling and manufacturing utilizing the latest technology and meeting the regulatory standards providing the highest quality. Prominent companies within tier 1 include Amcor plc, Berry Global Group Inc., Gerresheimer AG and APLPA.

Tier 2 companies include mid-size players having presence in specific regions and highly influencing the local market. These are characterized by a strong presence overseas and strong market knowledge.

These market players have good technology and ensure regulatory compliance but may not have advanced technology and wide global reach. Prominent companies in tier 2 Plastipak Holdings, Inc., Sonoco Products Company, Berk Company LLC, CL Smith, RPC Group Plc, Graham Packaging, Nampac Limited, and ALPLA Werke Alwin Lehner GmbH & Co. KG.

Tier 3 includes the majority of small-scale companies operating at the local presence and serving niche markets. These companies are notably oriented towards fulfilling local market demands and are consequently classified within the tier 3 share segment.

They are small-scale players and have limited geographical reach. Tier 3, within this context, is recognized as an unorganized market, denoting a sector characterized by a lack of extensive structure and formalization when compared to organized competitors.

Country-wise Insights

The section below covers the future forecast for the high Density polyethylene (HDPE) bottle market in terms of countries. Information on key countries in several parts of the globe, including North America, Latin America, East Asia, South Asia and Pacific, Western Europe, Eastern Europe and MEA is provided. USA is expected to account for a CAGR of 2.4% through 2035. In Europe, Spain is projected to witness a CAGR of 3.1% by 2035.

Country Wise Analysis Of Hdpe Bottles Market

Countries Value CAGR (2025 to 2035)
USA 2.4%
Germany 3.0%
China 4.4%
UK 1.9%
Spain 3.1%
India 4.6%
Canada 2.2%

The Growth of the Food and Beverage Packaging Industry Is a Dominant Driver for the HDPE Market in the USA

Food and beverage packaging dominate the market for HDPE in the USA, since demand for safe, lightweight and durable packaging keeps it in greater usage. HDPE is used for milk jugs, juice bottles and other food containers because of its properties of moisture resistance, strength and recyclability, and this factor is also attributed to the growing consumption of packaged and processed foods. In addition, the sustainability trends have made brands opt for environmentally friendly and recyclable materials.

Automotive Industry Expansion Drives High Density Polyethylene (HDPE) Bottle Market Demand in Germany

One of the main growth drivers for the HDPE bottle market in Germany is the automobile industry, since most manufacturers now make use of light and tough plastics for the packaging of automotive fluids, lubricants, and coolant. The preferred chemical resistance and impact strength characteristics of HDPE bottles and recyclability of HDPE make them suitable for storage of engine oils, brake fluids, and cleaning solutions.

Germany is one of the leaders globally in the production of automobiles and electric vehicles. As a result, demand for high-performance sustainable packaging continues to rise to fit the industrial drive for efficiency, cost-effectiveness, and environmental sustainability.

Competitive Landscape

Hdpe Bottles Market Analysis By Company

The key players of the HDPE bottle market focus on product innovation, sustainability, and the increasing market presence. Companies introduce light-weighted impact-resistant recyclable HDPE bottles with advanced barrier properties that will enhance product protection. Further, mergers and acquisitions with the local manufacturers and suppliers have aided firms to expand their global networks of distribution.

Key Developments in High Density Polyethylene (HDPE) Bottle Market

  • In January 2024, Berlin Packaging, a USA-based hybrid packaging company, acquired Alpack Ltd. for an undisclosed amount. Berlin Packaging's acquisition of Alpack Limited stands to enhance its manufacturing capabilities, extend its geographic footprint, and diversify its product offerings within the packaging industry. Alpack Ltd. is an Ireland-based manufacturer of high-density polyethylene (HDPE) bottles.
  • In October 2024, Silgan Holdings Inc., an American company that produces packaging solutions, including HDPE bottles, for consumer goods, announced that it has completed its acquisition of Weener Plastics Holdings B.V., a leading producer of differentiated dispensing solutions for personal care, food and healthcare products. This acquisition allows Silgan Holdings to expand its geographic presence and global manufacturing footprint.
  • In June 2024, ALPLA acquired Heinlein Plastik-Technik, a German manufacturer specializing in closure and dosing systems. This acquisition enhances ALPLA’s portfolio in pharmaceutical and healthcare packaging.
  • In July 2024, a global packaging leader, Berry Global Group, Inc. received four awards at the 2024 Environmental Packaging Awards, including a Gold Award for Sustainable Innovation of the Year, two Silver Awards in the Ambient Food and Chilled Food categories, and a Bronze Award for Alcoholic Drinks. These awards represent Berry’s significant contributions to reducing environmental impact.
  • In September 2024, Castrol India Ltd has increased the recycled content in its high-density polyethylene (HDPE) bottles to 50%, highlighting a significant step forward in its sustainability efforts. The company aims to use 2,600 metric tons of recycled plastic annually in its packaging by 2024.

Key Players in High Density Polyethylene (HDPE) Bottle Market

  • Gerresheimer AG
  • Amcor plc
  • Berry Global Group, Inc.
  • ALPLA
  • Plastipak Holdings, Inc.
  • Sonoco Products Company
  • Berk Company LLC
  • CL Smith
  • RPC Group Plc
  • Graham Packaging
  • Nampac Limited
  • ALPLA Werke Alwin Lehner GmbH & Co. KG

Report Scope Table - High Density Polyethylene (HDPE) Bottle Market

Report Attributes Details
Current Total Market Size (2024) USD 54.85 billion
Current Total Market Size (2025) USD 56.77 billion
Projected Market Size (2035) USD 80.09 billion
CAGR (2025 to 2035) 3.5%
Base Year for Estimation 2024
Historical Period 2020 to 2024
Projections Period 2025 to 2035
Quantitative Units USD Billion for value
Cap Types Analyzed (Segment 1) Screw Closures, Snap Closures, Push-Pull Closures, Disc Top Closures, Spray Closures, Dispensers, Droppers
Bottle Capacities Assessed (Segment 2) Less than 30 ml, 31 ml to 100 ml, 101 ml to 500 ml, 500 ml to 1 liter, Above 1 liter
Visibility Types Analyzed (Segment 3) Translucent, Opaque
Neck Types Assessed (Segment 4) Narrow-Mouth Bottles, Wide-Mouth Bottles
End-Users Covered (Segment 5) Food & Beverages, Chemical, Pharmaceuticals, Personal Care & Cosmetics, Homecare & Toiletries
Regions Covered North America; Latin America; Europe; East Asia; South Asia & Pacific; Middle East & Africa
Countries Covered United States, Canada, Germany, United Kingdom, France, China, India, Japan, Brazil, South Korea, GCC Countries
Key Players Influencing the Market Gerresheimer AG, Amcor plc, Berry Global Group, ALPLA, Plastipak Holdings, Sonoco Products, Berk Company, CL Smith, RPC Group, Graham Packaging, Nampac Limited, ALPLA Werke Alwin Lehner GmbH
Additional Attributes Dollar sales by bottle capacity and cap type, screw closures dominant with 48.6% share, 101-500 ml bottles lead with 41.2% share, demand for leak-proof & versatile formats
Customization and Pricing Customization and Pricing Available on Request

High Density Polyethylene (HDPE) Bottle Market Segmentation

By Cap Type:

In terms of cap type, the industry is segmented into screw closure, snap closures, push-pull closures, disc top closures, spray closures, dispensers, and droppers.

By Bottle Capacity:

In terms of bottle capacity, the industry is segmented into less than 30 ml, 31 ml to 100 ml, 101 ml to 500 ml, 500 ml to 1 liter, and above 1 liter.

By Visibility:

In terms of visibility, the industry is segmented into translucent and opaque bottles.

By Neck Type:

In terms of neck type, the industry is segmented into narrow-mouth bottles and wide-mouth bottles.

By End-User:

Food & Beverages, Chemical, Pharmaceuticals, Personal Care & Cosmetics, Homecare & Toiletries.

By Region:

Key regions covered include North America, Latin America, Western Europe, Eastern Europe, South Asia & Pacific, East Asia, and the Middle East & Africa.

Frequently Asked Questions

What is the future of global high density polyethylene (HDPE) bottle industry?

The global high density polyethylene (HDPE) bottle industry is projected to witness CAGR of 3.5% between 2025 and 2035.

What was the worth of the global high density polyethylene (HDPE) bottle industry in 2024?

The global high density polyethylene (HDPE) bottle industry stood at USD 54.85 billion in 2024.

What will the worth of global high density polyethylene (HDPE) bottle industry by 2035 end?

Global high density polyethylene (HDPE) bottle industry is anticipated to reach USD 80.09 billion by 2035 end.

Which region to showcase the highest CAGR during forecast period?

East Asia is set to record a CAGR of 6.24% in assessment period.

Who are the key players of global high density polyethylene (HDPE) bottle industry?

The key players operating in the global High Density Polyethylene (HDPE) Bottle industry include Amcor plc, Berry Global Group, Inc., Gerresheimer AG and APLPA.

Table of Content

  1. Executive Summary
  2. Industry Introduction, including Taxonomy and Market Definition
  3. Market Trends and Success Factors, including Macro-economic Factors, Market Dynamics, and Recent Industry Developments
  4. Global Market Demand Analysis 2020 to 2024 and Forecast 2025 to 2035, including Historical Analysis and Future Projections
  5. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035
    • By Cap Type
    • Bottle Capacity
    • Visibility
    • Neck Type
    • End-user
    • Barrier Type
  6. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By Cap Type
    • Screw Closure
    • Snap Closures
    • Push-pull Closures
    • Disc Top Closures
    • Spray Closures
    • Dispensers
    • Dropper
  7. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By Bottle Capacity
    • Less Than 30 ml
    • 31 ml to 100 ml
    • 101 ml to 500 ml
    • 500 ml to 1Lt
    • Above 1Lt
  8. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By Visibility
    • Translucent
    • Opaque
  9. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By Neck Type
    • Narrow Mouth Bottles
    • Wide Mouth Bottles
  10. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By End-user
    • Food & Beverages
    • Chemical
    • Pharmaceuticals
  11. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By Barrier Type
    • Low-barrier Bottles
    • High-barrier Bottles
    • Fluorinated Bottles
    • Polyamide (PA) Layer Bottles
    • Ethylene Vinyl Alcohol (EVOH) Layer Bottles
  12. Global Market Analysis 2020 to 2024 and Forecast 2025 to 2035, By Region
    • North America
    • Latin America
    • East Asia
    • South Asia and Pacific
    • Western Europe
    • Eastern Europe
    • Middle East and Africa
  13. North America Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  14. Latin America Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  15. East Asia Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  16. South Asia and Pacific Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  17. Western Europe Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  18. Eastern Europe Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  19. Middle East and Africa Sales Analysis 2020 to 2024 and Forecast 2025 to 2035, by Key Segments and Countries
  20. Sales Forecast 2025 to 2035 by Cap Type, Bottle Capacity, Visibility, Neck Type, End-user, and Barrier Type for 30 Countries
  21. Competition Outlook, including Market Structure Analysis, Company Share Analysis by Key Players, and Competition Dashboard
  22. Company Profile
    • Gerresheimer AG
    • Amcor plc
    • Berry Global Group, Inc.
    • ALPLA
    • Plastipak Holdings, Inc.
    • Sonoco Products Company
    • Berk Company LLC
    • CL Smith
    • RPC Group Plc
    • Graham Packaging