POUCH, SELF SEAL 5.25"X10" (200/BX 10BX/CS) McKesson Argent™ Sure-Check® Self-Seal Sterilization Pouches Packaged: 200 Pouches Per Box, 10 Boxes Per Case Class 4 indicator on outside and inside of the pouch, compatible with steam and ethylene oxide Triple seal (heat sealed) secured edges to help prevent separation Secure Seal -- Extra wide chevron seal to help prevent instrument breaching Medical Grade Paper Clear transparent film to view instrument Thumb notch makes pouch easy to open and grip Not Made with Natural Rubber Latex.