Oakley BXTR Prizm Black Lenses, Matte Black Frame Boy's made from 70% recycled road Backpack made from 70% recycled road barricade materialTonal stripe EcoSystem™ Liner made from 100% recycled post consumer water bottlesSignature rubber diamond detailEasy access split design with zippered closureGrab and go with a retractable multi stage locking trolley handleLow profile top and side handles with debossed classic logoFour inset Hinomoto wheels that spin 360° and roll silentlyInternal zippered mesh storage sleeveElastic garment straps with buckleReinforced corners for extra protectionInternal Put Yourself Out There™ labelClassic Herschel Supply rubber labelInset Travel Sentry® Accepted lock Design Features: FRAME MATERIAL Lightweight and durable BiO Matter® frame provides all day comfort *BiO Matter is made from bio materials having at least 56% bio based carbon content (representing ratio of castor oil to fossil sources)