An incredibly streamlined competition swimming goggle with curved polycarbonate lens for extended field of vision. Advanced 3D moulded silicone eye gasket offers an exceptional contoured fit around the eye and the anti-fog formulation provides clear vision over time. Features a double silicone head strap with streamlined rear buckle for easy adjustment on the head. The Blade Swimmer not only feels streamlined for racing but ultra-comfortable for long pool sessions.