Car Rooftop Cargo Carrier Bag, 21 Cubic Feet Waterproof Roof Rack Bag, Fits All Cars with/without Rack, Large Storage, Black

Large 21 cu ft Capacity;: 51.9"×39.4"×17.7", under 10 lb; adds ample space for 5-person trip luggage.Easy, Secure Install;: Anti-slip mat + 8 thick straps, smooth zipper, door hooks, and sturdy buckles fit any car.100% Weatherproof;: Waterproof zipper and wide Velcro flap keep contents fully protected from water.Anti-Slip & Anti-Theft;: Mat prevents sliding and roof scratches; combo code lock deters theft.Fits All Vehicles;: Works with cars/SUVs with or without roof racks using included door hooks.