XCAR Waterproof Soft Roof Top Cargo Bag With Storage Sack and Rain Cover Fits Vehicles With Roof Rack (11 cubic feet) 11 cubic feet: 39.4"L x 31.5"W x 15.7"H; The XCAR roof cargo bag is made of heavy duty polyester with a PVC lining which acts as a water barrier Sturdy zipper with a Velcro flap to keep it extra secure and also keep rain out; Silicone grip on the handles to bring a better and more comfortable, secure grip; Adjustable straps allow this top cargo bag to fit your cargo perfectly and avoid extra air resistance Extra rain cover included making this carrier waterproof, a drawstring at the bottom of the rain cover so it can be pulled tight around the cargo bag, providing ultimate protection from Water, Sun, Dirt, Wind and Snow Free storage bag included, compact and easy to store when the bag is not in use; This roof bag designed with a three-sided zipper system to allow for easy loading and unloading; Also with the aerodynamic design to save fuel and enjoy a quiet ride The XCAR Waterproof Soft Roof Top Cargo Bag is the ideal roof top carrier to get for your travels. Fits all vehicles with raised roof racks