KOO Nebula Sunglasses Lightweight Eye Protection Sunglasses are for more than just protecting your eyes from the sun. They also protect your eyes from water, bugs, debris, wind, and much more. The KOO Nebula Sunglasses are frameless sunglasses designed for athletes, adventurers, and life on the move. Weighing just 21 grams, Nebula's lightweight frame delivers feather-light comfort and a secure, no-slip fit for every challenge. Features No-slip fit that hold the glasses in place while you're riding Ultra-light at just 21g Blends crystal-clear vision with bold style for cutting-edge performance Specifications Frame Material-Lens Material Polycarbonate Lenses Included Daytime Adjustable Ear Pieces No Case Included Cloth Bag | Koo Eyewear | Koo Nebula Sunglasses Men's In Midnight Blue