Kraft paper bubble envelope and famous kraft paper composite bubble bag, material: kraft paper and PE, structure: outer layer is kraft paper (white, yellow or true), with a bubble film with a bubble film. The outer layer is flat, and it is easy to write; if it is not infringed on the intellectual property of others, different patterns, trademarks and texts are printed according to customer requirements; the inner lining foamed membrane is buffered, and there is a buffer anti-seismic effect. The item is damaged by pressing, touching, falling; there is no adhesive between the layers, completely non-toxic and environmentally friendly; the envelope is self-viscous design, and it is very good to use; The color of the kraft paper is mainly golden yellow, also has true color and white, beautiful and generous, outer easy writing, label; The smooth bubble liner protects the inner layer and is easy to put in items; Safety, easy to use, saving time; Easy to tear the strip, easy to open; Compared with traditional packaging costs, this product is lightweight, saving 35% packaging mailing cost; Environmental protection - recycling Mainly used for post office express, logistics express, craft glass, CD, VC, Tape, DVD disc, gift, jewelry, product introduction, book, electronic parts, textile, game software, toys, parts, medical devices, photo frames, table , Optical drives, drugs, etc. Protecting the safety of the mailed items, preventing the items from being damaged during the mailing process, touches, and falls.