popular size: 20*22cm,26*28cm. Material:PA+PE,PET+PE. Advantage:reusable,durable,washable,airtight Food fresh keeperFeature:eco-friendly, ... ,ROHS 3.Thickend:0.055~0.12mm. 4.Material:PA+PE,PET+PE. 5.Size: Small:20*22cm, Large:26*28cm.Other options ...