The Rightline Gear Ace Car Top Carrier is a water resistant carrier designed for SUVs, crossovers, and minivans. It unzips 3/4 of the way around for easy loading and can be used on vehicles WITH or WITHOUT a roof rack. Connect the carrier's straps to a roof rack, run them through the vehicle, or add the Rightline Gear Car Clips (sold separately) to attach them to the vehicle's door frame. Capacity: 15 cu ft Dimensions: 44" L x 34" W x 17" H Water resistant with sewn seams and zipper flap Designed for SUVs, crossovers, and minivans, WITH or WITHOUT a roof rack Constructed from Hydrotuff Material - a PVC-backed polyester Includes: carrier, (4) pp straps, and complete set up guide This product ships in approximately 1 days