The mask GMZ1 is made with excellent materials to give the product a good value for money. The frame is molded in thermoplastic polyurethane non-toxic and non-allergenic and is very flexible to give the mask an optimal anatomical fit on the face of each athlete. The design of a visual field 180gradi. The perimeter of the frame is equipped with ventilation holes that ensure a perfect recycling air inside the helmet and facilitate breathability without compromising visibility. the three waves in solicone applied within the elastic give it a good grip to prevent movement of the mask during use. the material used for making the absorbent foam is a single density and ensures an excellent comfort. The lens is supplied in the standard configuration and transparent Lexan polycarbonate is produced with a special anti-scratch and anti-fog coating inside and outside.