Multiparameter sterilization pouch with internal and external indicators. Pouch guarantees all 3 conditions of sterilizationtime, temperature, and sterility contacthave been met. Self-sealing, transparent, see-through, medical-grade pouches. Triple seals and the secure seal provide added protection against instrument breaching. Thumb notch for easy opening. Made in the USA. Class 1 indicator. Used in steam heat.