PERFORMANCE DESIGN: Packed with a range of state-of-the-art features, TYR's Special Ops swim goggles are engineered to give triathlon and open water swimmers an edge in all swimming activities. QUALITY LENS: Constructed with anti-fog, polarized lenses with a wide peripheral range, Special Ops 2.0 Goggles provide clarity, optical precision, and comfort by filtering out 99.9% of the surface glare that causes eye fatigue. COMFORT FIT: Durable, hypoallergenic Durafit silicone gaskets provide a comfortable cushioning, close-to-the-eye fit, and a watertight seal. ADJUSTABLE: Easy-to-use Speed Adjustment feature's secure release button provides quick and easy strap adjustment for an optimized fit. FITS MOST: Great for both professional and recreational users, they're designed for men and women, ages 16 years and older. Embedded Anti-Fog DURAFIT gasket Wide peripheral range