Rightline Gear 100E20 Edge Car Top Carrier (15 cubic feet) for Vehicles With or Without a Roof Rack Capacity: 15 cu ft: Dimensions: 40" L x 36" W x 18" H Weatherproof with welded seams and zipper flap Designed for SUVs, crossovers, and minivans, WITH or WITHOUT a roof rack PVC Mesh - a polyester re-enforced PVC, uv resistant Includes: carrier, (4) pp straps, stuff sack, and complete set up guide