Sealz 6.25 oz (60 dram) Black PP Plastic Airtight Jars are child-resistant certified containers. These airtight and watertight double sealed jars are made from medical and food grade polypropylene plastic. The opaque jars protect contents from UV light. Jars have ASTM D 3475 certification testing to CFR Title 16 Part 1700.20 and are certified by the Consumer Product Safety Commission. Jar and cap must be used together in order to certify child resistance.