Specs: Small fit with low bridge fit available Fits over prescription glasses Design & Technology: Spherical Carbonic-x lens to prevent distortion and resist impact QuickFit strap adjustment system to quickly find the right fit ChromaPop(TM) lens available to enhance contrast and natural color to make 2-layer moisture-wicking DriWix face foam to prevent fog Floating foam membrane to eliminate pressure on temple from eyeglasses Built to accommodate Smith(R) helmets for optimal comfort, ventilation, and minimal fog Fog-X anti fog inner lens to reduce fog Ultra-wide strap with silicone backing to keep it in place