1.PE 2.widely uesd in many places 3.no harm to the environment 4,all kinds of sizes 5,supply all the ... (side gusset)*52 (length) cmThickness: 26micron 2. Certificate of ISO 9001, ISO14001 3. Suitable for shopping, gift packing, promotion, stationery, toys,and ... :The illustrating picture is only a sample picture for your reference, all kinds of sizes, colors and designs according to your requirement ...