Rightline Gear 100S30 Sport 3 Car Top Carrier, 18 cu ft, Waterproof, Attaches With or Without Roof Rack

Capacity: .51 Cubic Meters; Dimensions: 121.9cm Long x 101.6cm Wide x 35.6-48.3cm High Aerodynamically designed for SUVs and minivans, WITH or WITHOUT a roof rack Attach the carrier's straps to a vehicle's roof rack or use the Car Clips to attach the straps to a vehicle's door frame weather moulding 100% Waterproof with Dual Seam Technology (sewn for strength/welded waterproof) and ZipRight System (a urethane coated zipper located on the protective zipper flap where water cannot enter) Includes: carrier, (4) attachment straps, (4) car clips, and stuff sack with sewn-in set up guide