Consider Sphaera™ Slash your permission to push past any limits. The result of decades of research with athletes, Sphaera Slash was designed with an alternative “slash” lens shape to help reduce cheek crash, and optimizes sport performance through a wide field of view and lightweight O Matter™ frame. The front vent on the frame provides enhanced airflow while Unobtainium® nosepads and molded-in earsocks deliver a no-slip grip for effortless wear with hats and helmets. To experience enhanced color and contrast everywhere you go, Prizm™ Lens Technology provides the details. Features DESIGNED FOR MULTI-SPORT USAGE: Modern, sleek design with an extended field of view and optimized retention and comfort. The “slash” lens shape helps minimize cheek crash.. LIGHTWEIGHT AND DURABLE: O Matter™ frame material provides all-day comfort. NO-SLIP GRIP: Unobtainium® nosepads and earsocks provide no-slip grip when wet to help increase retention and help grip with hats and helmets. Prizm Road Light Transmission: 20%. Light Conditions: Medium Light. Base Lens Color: Rose.