Made of 2 sides of uncoated or coated medical grade paper which are sealed together, the pouch is compatible for ETO, Gama and Plasma sterilization processes. Conforming to EN standards. Suitable for medical device manufacturers. Custom sizes. Pre-printed and plain. With & without sterilization indicators. All process indicators are water based and non-toxic inks and meet or exceed the requirements of ISO 11140-1 standard and provide accurate and clear color change after sterilization process.