Aerodynamic lines and engineered ventilation specialize the Crit for endurance sports. The Crit features a full coverage Smoke fototec dual lens shape in a half frame. Made of Grilamid TR-90 an incredibly light and durable nylon material that resist chemicals and UV damage. Hydrophilic rubber and nose pieces for a no-slip fit customizable fit. The Matte Smoke Crit comes with Smoke Fototec lens. Smoke Fototec's light tranmission range is 15.2% - 47.7%. Smoke fototec lens has one of the darkest transmissions. The smoke transition provides contrast clarity comfort and protection in the highest sun conditions.