paper canister,coated paper+craft paper+copper ... grade craft paper+coated paper, moisture-proof, good airtight. 2.four color printing,various print disposal: UV ... tinplate,Aluminium foil EZ open end, bbm lid, plastic lid+Aluminium foil peel off membrane, paper lid, ... snacksExtended shelf life - preserves freshness Portable and Stackable Plastic overcaps - lock in freshness and protect against moisture ...