1000D Maximum abrasion resistant codura. Single butt stock hold 1-30 round .223 caliber magazine. Double layers at points requiring increased strength. Double layer high tensile strength. UV stabilized webbing. Black steel D rings allow both left and right hand mounting. Fully adjustable extra-length flaps with full-length velcro closures permit use with all .22 caliber including those with mag pulls. Grommet at pouch bottom for drainage.