The Speed Pro Running Sunglasses: the ultimate blend of lightweight design and high performance functionality. Engineered for speed, they're stable, provide UV protection, and durability. The streamlined profile and customisable fit make these sunglasses your go to for every run. A photochromic lens adapts to light conditions. Hystride hard shell protective case, microfiber soft pouch and microfiber cleaning cloth included. Key Features: Lens width 15cm Temple width 15cm Photochromic Lens - adapts to light conditions UV400 protection Feather weight for enhanced performance