... ,tinplate lids,EZ open end,peel off membrane. spiral wound composite can 1. moisture-proof ,leak-proof, good airtight,elegant. ... . 3.four color print, many print disposal:hotstamping,UV, heat sealing,embossing,etc. 4.easy to carry,easy to reccyle,reduce ... number of different diameter molds to choose from. We choose composite cans for various reason:Durability-Protects fragile snacksExtended shelf life ...