biodegradable courier plastic bags a.OEM,ISO9001:2008,SGS b.Durable & tearing resistant c.Customized size,logo d.Recyclable biodegradable courier plastic bagsFeatures and Specifications:1)Material ... , HDPE, LDPE, CPP, PPU, PVC, PE/PO, PO/PE, CPE and EVA, etc. biodegradable courier plastic bags(FZ978)