1.material:Poly+bubble
2.bag style: open top
3.features: Moisture proof, resistance gas

The co-extruded poly mailer-bag is made of poly films with a special machine,which comes from many kinds of plastic resins with different functions.There is no adhesive between lavers of the co-extruded poly film and each other,so there is no pungent smell,no residue of organic,solvent and no permeation of harmful solvent in the bag.So the mailer bags is a safe and environmentally-friendly product which is widely used and can be recycled.By making full use of the good function of each plastic resin,the co-extruded poly film make the bag have moisture-barrier,gas-resistant,puncture-resistant and tear-resistant performances.The inner layer of the poly mailer bag is usually opaque,which ensures the confidentiality of the packed goods.The outer layer of the poly mailer bag is clean creamy white,which is convenient for writing the design of its envelop flap and self adhesive sealing tape enable customers'fast and simple sealing as well as prevents others form tampering the inside packed items.This product is normally used to pack file. garments express,etc.