?? WATERPROOF DESIGN? Our durable rooftop cargo bag are treated with a pressing process by imported rubber strips and a stronger waterproof performance protection, constructed from 100% waterproof anti-rip, anti-peel, and anti-crack fabric with ultra-strong dual seam technology . ??UNIQUE DESIGN? Two kinds of protective measures,the Cargo Bag made by the 600-Denier Polyester Material after high-frequency pressing from refining into a dense and compact surface, coupled with invisible zipper well-designed magic.Allowing your trip experience more reliable anytime to anywhere even under the hard weather condition. ??INCREASES CAPACITY?The Roof Bag overall size is 51''x39''x17'', Carry 20 cubic feet worth of essentials. That is very convenient for you to put luggage, sleeping bags and other travel needs of large items placed in the roof rack cargo bag. Easy to store ?it can be easily folded and placed in a storage bag for only a small space when not in use . " ??PERFECT FOR TRAVEL?Our auto rooftop bag has strong nylon straps with buckles which can easily attach to most cars, vans or SUVs with roof rack systems.Take the cargo bag to the park, the beach, the sports field, or any place you need to be storaged. " ??PRODUCT WARRANTY?You'll get a full 6-months warranty against any kind of defects in material and workmanship.You are very important to us, so if this cargo bag cannot fit your needs, just contact us and you'll be taken cared of by our excellent customer service and you are also protected by our money back guarantee.