WEATHERPROOF: Our Rooftop Cargo Carrier Storage is Made of PVC Tarpaulin Nylon, Welded Seams Technology and Velcro Flap Design Keep It Totally Weatherproof, can Protect Your Luggage from Rain Snow Wind Sun Dust and Road Grid SPACIOUS CAPACITY AND FITMENT TYPE: Large 15 Cubic Feet Capacity Allow You and Your Families Take a Long Trip and without Worrying about the Limited Space of Car. With Overall Size 44"x34"x17", CZC AUTO roof rack cargo carrier can Sit Suitable on Cars SUVs Vans Sedans with 4 Side Roof Rails or Rack SAFE STEADY DURABLE SOFT: Use Safe Premium Material, Poisonless and Harmless. PVC Tarpaulin Nylon is Extremely Steady and Durable. Soft Side Permit to Load Odd-shape and Oversize Objects. After Using the Roof Cargo Bag, You can Fold it to Compact 11.8"x5.1"x12.6" and then Find a Small Place to Store It EASY TO INSTALL: 3 Sides Zippers can Allow the Loading More Simple. 8PCS Ajustable Build-in Tie Straps Ensure Your Luggage Safety and Make the Operation Easy. By the Way, If There are Not Enough People, Maybe It is a Good Solution to Mount the Bag on the Roof First before Loading It CLIENT SUPPORT: 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues. Please feel free to contact us at first if there is any problem when you receive or use our products. We are always here to support you