Rightline Gear 100A20 Ace 2 Car Top carrier, 15 cu ft, Weatherproof, Attaches With or Without Roof Rack Capacity: 15 cu ft, Dimensions: 44" L x 34" W x 17" H Designed for SUVs, minivans, and crossovers, WITH or WITHOUT a roof rack Attach the carrier's straps to a vehicles roof rack or use the Car Clips to attach the straps to a vehicle's door frame weather molding Weatherproof with welded seams and a hook-&-loop-close zipper flap Includes: carrier, (4) attachment straps, (4) Car Clips, and set up guide