How Running Sunglasses Help You Run Faster, Farther – Rudy 。*LENS COLOR ➤ Brown Gradient – Shatterproof polycarbonate lenses and scratch resistant (not scratch proof.) with 100% UVA / UVB protection from harmful UV Rays *ULTRA LIGHT FRAME ➤ Only 21 grams full frame made of Grilamid TR-90, durable and lightweight and adjustable ear pieces, for all day comfort. *FRAME TECHNOLOGY ➤ Hydrophilic rubber ear and nose pads that increase grip the more you sweat. Tifosi Glide technology allows the frame to slide on comfortably and provide an anti-bounce fit and an integrated hinge that never pulls hair. *IDEAL FOR ➤ Golf ⛳, Hiking ?, Running ?, Lifestyle ? *FIT ➤ Extra Small - Small *INCLUDED ➤ Zippered Hardshell Case & Microfiber Cleaning Bag