Consider Sphaera(TM) 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(TM) frame. The front vent on the frame provides enhanced airflow while Unobtainium(R) 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(TM) Lens Technology provides the details. Fit & Design: 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 Durability and all-day comfort of lightweight O Matter(TM) frame material Unobtainium nosepads and earsocks become tackier when wet to help provide retention Technology: Prizm(TM) Lens Technology engineered to enhance color and contrast to see more detail Impact protection: Oakley lenses are designed and tested under extreme high mass and high velocity circumstances to ensure uncompromising protection across a wide range of demanding conditions Additional Details: