Keep your mags handy with BLACKHAWK!s four magazine pouch that holds AR15 or M4, 30 round magazines. Elastic keeps the magazines solidly in the pocket and the flap secures with hook and loop to keep dust and debris out. Mounts to any S.T.R.I.K.E. or PALS/MOLLE platform by weaving the integral straps on the back of the pouch in and out of the platform webbing. Constructed of 500 denier nylon.