Lightweight and easy to don and doff, providing the ultimate in signature management convenience Compatible with Ops-Core FAST SF Ballistic, FAST MT Ballistic, and FAST SF Carbon Composite helmets Lightweight mesh and tweave construction Mesh overlaps vent holes on FAST SF Carbon Composite helmet to provide maximum air flow Para-cord attachment points for natural foliage, camouflage material or cable management. Protects the shell while still providing all of the FAST helmet platform functionality. Attaches with integrated VELCRO brand tabs.