- Patented internal steam and gas indicators are isolated and completely protected by a tough, chevron seal
- Instruments can't come in contact with them and cause a false reading
- When the indicators turn color, you're assured that heat or gas has fully penetrated the inside of the pouch
- Constructed with premium quality materials, clear, maximum fracture resistant film
- Surgical grade paper
- Solid protection side seals
- Convenient adhesive tabs.
