Yakima SkyBox Carbonite 12 Rooftop Cargo BoxIt's Thin, Sleek And Aerodynamic, So It Doesn't Hog Your Crossbars. New Textured Lid, The Next Evolution Of The Sky Box Series. Get Your Friends In The Car And Your Gear Into A Sky Box. Product details Unleash the adventurer in you with the SkyBox 12 Carbonite by Yakima, the epitome of cargo storage excellence. Crafted to combine form and function seamlessly, this 12 cubic feet cargo box will revolutionize your travel experience. Its sleek aerodynamic