... .Durable & tearing resistant c.Customized size,logo d.Recyclable biodegradable courier plastic bagsFeatures and Specifications:1)Material:LDPE or HDPE coextrusion material ... -printed plain.3)Usage:for post, delivery packing, express delivery, courier mailing4)Size:according to client's specific request, costomised5)Style ... , PVC, PE/PO, PO/PE, CPE and EVA, etc. biodegradable courier plastic bags(FZ978)