FMI opines the child-resistant compostable closures market was valued at USD 386.4 million in 2025. Sales are expected to advance to USD 418.9 million in 2026 and USD 919.6 million by 2036. PLA-based compounds are poised to lead by Material Type with 38.0% share in 2026 and Cannabis packaging is estimated to lead by End Use in 2026.