The document provides specifications for Protect 5500, a packaging material intended for minimal moisture protection of items like O-rings and metal parts. It meets the requirements of MIL-PRF-22191E, Type II, Class II. The physical properties include a caliper of 3 mils, tensile strengths of 18 lbs (MD) and 17 lbs (XMD), and tear, burst, moisture vapor and oxygen transmission rates. Protective Packaging Corporation manufactures this and other military-spec packaging products in standard and custom sizes.