The principle is that the film contains air so that the formation of bubbles to prevent product impact, to ensure that products are shaken to play a protective role, but also has the role of insulation, suitable for various industries of different product packaging or turnover of the use! Because of the air cushion membrane, the middle layer is light, full of elasticity, with sound insulation, shockproof, wear-resistant performance, It is waterproof, moisture-proof, resistant to pressure. Bubble bag is divided into single-sided and double-sided two kinds, one-side bubble bag suitable for the protection of their own lighter weight products, double-sided bubble bag shockproof strong suitable for larger and heavier items packaging. Single, double-sided bubble bags are suitable for all industry products packaging such as making bags, slices. Single, double-sided bubble bags can be fortified with electrostatic bubble bags, as well as different colors, printing. can also compound other materials to increase the protection and beauty.