Molle "Horizontal" or "Vertical" backing with velcro to hold the IFAC pouch on. It also has a side release buckle as a safety precaution in case the pouch comes away from the backing. Made of cordura, velcro, polyester webbing and strong press domes. Photo shows the front (velcro) and back(molle) views. Dimensions;Both the same size 95mm x 190mm.