The flash evaporation super spun material has excellent barrier properties, high mechanical strength, clean peel and compatibility with most sterilization methods. As the innermost packaging material in contact with medical device products, it is the cornerstone of a sterile barrier system, capable of blocking microorganisms and other hazardous substances while being compatible with all types of medical device products and ensuring that the products inside can be rendered sterile when in use. The sterile barrier system is the basic guarantee for the safety and effectiveness of sterile medical devices, which is also the first line of defense against infection and a key factor in the prevention of hospital-acquired infections.