NcSTAR VISM Folding Shooting Mat The outside shell is Constructed from Heavy Duty PVC Fabric. Non-Slip Elbow & Knee surfaces, to help the shooter holder their position steady for that super accurate shot! 5 Panel Foldable Shooting Mat, with two Quick Snap Buckles to help hold the panels closed when transporting in the folded configuration. PAL/ MOLLE webbing on the top panel for the included zippered Ballistic Chart holder and other Molle compatible accessories/pouches. 5 each metal D-Rings sewn into each corner for use with tent stakes (not included), to help keep the Shooting Mat securely in place on very windy days.