ESS FirePro Structural FS 400 Widebody Internal latch system and Widebody Internal latch system and the ambidextrous rotation limited QD interface Lightweight and durable materials Removable Modular Buttpad Made by Americans in Hartland polymer buckle with a 3 point release for added security even with gloves on ClearZone FlowCoat lens treatments provide an optimal combination of anti scratch coatings on the outside of the lens and anti fog coatings on the inside Low profile frame with wide wrap minimizes helmet interference and maximizes peripheral vision Full perimeter ventilation and filtration system further minimizes lens fogging while filtering airborne particles with the flexibility of quickly removing them if needed