100% is inspiring a whole new generation of racers and asking them the original tag line, "How much effort do you give?" 100% Special closed-cell foam keeps out the finest dust and sand particles. Extra dark smoke lens shields against bright light conditions. Flexible urethane frame ensures comfort and fits over eyeglasses. Large 45 mm wide silicone-coated strap keeps your goggles in place. Triple-layer foam soaks up sweat in desert heat conditions.