Product Feature: 1.Three-independent-seal-line technology ensures explosion-proof property; 2.Excellent bacteria resistance, gas permeability, bacteria barrier and clean opening properties; 3.Transparent PET/PP film with medical grade paper(domestic paper/imported self adhesive dialysis paper: 60G/70G France Arjo paper). Folding film increases interior volume. 4.Water based non-toxic ink printing 5.Clear colour change after STEAM and EO sterilization with the colour-change indicator. Formaldehyde (formalin form) colour-change indicator can be customized. 7.Length of roll can be cut into any size as needed,Simple heat sealing machine can be used for quick and convenient sealing. 8.Shelf life of product itself is 2 years. Aseptic state can be maintained for 180 days after sterilization. Product is suggested to store in clean place where temperature is below 25 ℃, humidity is below 60%. 9. Registered national disinfection and hygiene products;Safety evaluation report of disinfection products.