Mainly used for postal packaging of products. The bubble bag is equipped with a shock absorbing bubble film, which contains countless small bubbles, making it lightweight and elastic. It has functions such as sound insulation, shock resistance, and scratch resistance. It is widely used in electronics, instruments, ceramics, handicrafts, household appliances, bicycle shops, kitchens, furniture, hardware tool products, glass products, and precision instruments for shock absorbing and protective packaging. It can prevent squeezing, vibration, and friction of items during transmission, and has a certain protective effect on items that are afraid of being squeezed or pressed. In addition, various specialized bubble bags such as anti-static can be manufactured by adding different additives to the raw materials. Anti static air cushion bag, used for packaging electronic components and components, such as integrated circuit boards, cards, etc., can prevent static electricity and play a buffering and shockproof role.