The Thule Side Kick is the smallest rooftop cargo box that Thule makes. This clamshell style box's shape and size make it perfect for carrying golf clubs and camping gear without monopolizing your roof space. The Side Kick is made of impact resistant polyurethane, and keeps your gear safe and secure with the included locks. The Side Kick will mount to almost any rack system, be it Thule, Yakima, or factory. Product Features, Thule Part#: 682, Material: Polyeurethane, Dimensions: 54 x 25 x 15.5in, Lockable: Yes, Recommended Use: A little more junk in the trunk, Warranty: 1 year