1. Medical grade PET/PE composite film (52um) is heat bonded with Tyvek material (1059B or 1073B);

2. The chemical indicator color block for hydrogen peroxide sterilization meets the requirements of Class I process indicators in GB 18282.1;

3. The roll bag and three sealed bag meet the quality requirements of GB/T 19633, YY/T 0698.5, and YY/T 0698.9;

4. Polyethylene material technology provides excellent strength and peelability;

When exposed to hydrogen peroxide sterilization, the chemical indicator changes from red to yellow, with a clear color contrast;

6. Good antibacterial protection, with sterilized items in a sterile state for more than 180 days.