Thule 689USXT Spirit 1600 Rooftop Cargo Box (Silver) Sleek, low-profile cargo box with 16 cubic foot capacity--holds up to 8 pairs of skis or 4 snowboards Aerodynamic design reduces wind drag and improves fuel economy; UV resistant silver finish Reinforced lid for lid lifters for smooth one-handed opening and closing QuickGrip mounting system allows for quicker installation; compatible with all Thule load bars and most factory racks Exterior measures 90.5 x 32.7 x 13.2 inches; limited lifetime warranty