The updated mag elastic insert is built in thermoplastic strips that lines the side edges of each magazine cell in an effort to keep the mouth of the elastic MAG cell partially open at all times. The 556 magazine elastic insert pouch features with strong elastic fabric which provides good retention for magazines. For the updated design of thermoplastic sides, it makes magazine slide in and out effortlessly and speedily without demaging the elastic that provides the magazine retention. The triple mag pouch works in ARC placard, DOPE kangaroo front flap, MK5 Micro Fight, D3CRM Micro Rig or another placard that is hook & loop lined. Measured in 8.07inch length and 5.31inch height, the triple MAG holder weighs less than 4 ounces for shedding weight to move faster.