Easy-opened bubble lining mail bags 1) fully laminated paper and bubble construction, provides stiffness and Puncture resistance 2) high-slip bubble lining for easy product insertion, effective air Retention and consistent cushioning 3) strong paper exterior for premium appearance, excellent for printing, Labeling, franking and writing 4) lightweight bubble cushioning reduces shipping costs 5) self-sealing closure is secure and convenient 6) easy-open tear strip allows quick access with outtools; this special Design has received a national patent 7) made from recycled materials, can be reused