The Olive Drab Gas Mask Pouch is made of 1000D nylon. Its double stiched with reinforced edging, for daily use and environmental wear and tear. Attaches to any Molle compatible system. Designed to hold most gas masks, you cant go wrong with this heavy duty pouch. To both secure the mask and reduce bulk, the pouch has an adjustable quick release buckle as well as hook and loop closures.