The Boxter rooftop cargo box combines European-inspired design with a strong, secure box structure for an unsurpassed combination of style and ease of use. This 18 cubic-foot storage box installs without tools, thanks to the Quick-Grip mounting system. Aerodynamic diffusers in the lid and base minimize wind resistance for greater fuel efficiency and a quieter ride. SecureLock system ensures that gear is locked and box is secured before you drive. Comes with a sturdy cover that protects the high-gloss Silver/Black finish during storage. Please allow 2-3 weeks for delivery.