custom mailing bags a.OEM,ISO9001:2008,SGS b.Durable & tearing resistant c.Customized size,logo d.Recyclable & waterproof custom mailing bagsFeatures and Specifications ... to client's specific request, costomised5)Style:with permanent adhesive strip seal, anti-faking glue, can sprayed with serial bar code ... , PVC, PE/PO, PO/PE, CPE and EVA, etc. custom mailing bags(FZ997)