LARGE CARRYING CAPACITY: This premium roof rack cargo carrier 51" (L) X 39" (W) X 17" (H) with 20 cubic feet of storage capacity can hold 5-7 suitcases, camping tents, sleeping bags, and more. Made of soft shell material, it can be folded into a storage bag to save space when not in use!MORE SAFETY: Besides load capacity, stability is arguably the most essential factor in a vehicle's top carrier. Our car roof cargo carriers are designed with 6 built-in reinforced straps, extra 6 door hooks, and 2 long luggage straps. For safety reasons, the more straps and clips for securing the bag to the roof, the better!EASY TO INSTALL: We offer 8 heavy-duty tie-down straps and 6 safety hooks that can be easily attached to the vehicle's Luggage rack in minutes; fits most roofs with crossbars/side rails/baskets or bare roofs without racks; fits most vehicles such as cars, SUV's, pickups, station wagons, hatchbacks, hardtop crossovers.TEAR-RESISTANT & WATERPROOF: Features three layers of 1000D PVC waterproof material, Sailnovo rooftop cargo carrier bag is twice as strong as other brands' 500D fabrics. We found that other brands could easily tear through the seams, so we doubled up our seams and widened the waterproof zipper flaps!WHAT YOU GET: 1 rooftop carrier bag, 6 safety hooks, 2 reinforced straps, 1 storage bag, 1 user manual. The Sailnovo cargo carrier is water and fade-resistant, dust, sun, wind, and rain resistant. You don't have to spend as much as you would for a roof box, but you have a bag that has all the features of a car roof box!For a better experience, please try to fill the roof bag with enough items to avoid water pooling on the roof due to an unfilled bag.The teeth of the zipper are prone to water leakage, please ensure the zipper is fully closed; After closing the zipper, please cover the zipper waterproof flap, and the Velcro is fastened when in use.Please note that the Sailnovo rooftop cargo carrier is not 100% waterproof in extreme weather, so please pack your clothes in an extra dry bag!If you have any problems with receiving or using our car top carrier, please feel free to contact us and we will do our best to make you happy! Product Description EXTRA LARGE SIZE More Capacity, More Pleasure! Sailnovo rooftop cargo carrier, 51" (L) X 39" (W) X 17" (H), with 20 cubic feet of space can easily hold all luggage of a family of 5-6. You don't have to spend as much as you would for a roof box, but you have a bag that has all the features of a car roof box! UPGRADED & REINFORCED STRAP SEAM Most Security, No More Rips! Features 3- layers of 1000D PVC tear-proof material, Sailnovo rooftop cargo carrier bag is twice as strong as other brands' 500D fabrics. For a better experience, do not place sharp objects in the roof cargo bag, as this can easily cause the cargo bag to tear while driving. HIGH DENSITY & WATERPROOF DESIGN Double Coated For Extra Weatherproofing Many car rooftop cargo bag claim to be waterproof but aren’t. Our car roof storage bag is coated with PVC to aid in waterproofing ( inside and out ), dual-layer fabric waterproof zipper on each side, without a seam to ensure they are watertight. The double-coated can effectively protect your luggage against rain, grit, snow, wind, and sun on the road and helps keep your items dry. This Bag Will Be Your Trips' Best Companion! Most other brand roof cargo carriers are small and there is not enough room to accommodate everything you need! Sailnovo foldable car roof cargo carrier will expand vehicle space and carry all things needed with flexible carrier space! DON'T WORRY ROUGH AND BUMPY ROAD A total of 8 reinforced straps Inside the bag and extra 6 safety hooks can be used to shrink to the size needed and secure your carrier at any highway speed. (storage bag, door hooks/ clips, and straps included ). What Puts Sailnovo Roof Bag Ahead of the Competition? WATERPROOF: Oversized zipper closure with stay-dry flaps; strong seams! TEARPROOF MATERIAL: Fade-resistant for protection against dust, sun, wind, and rain There is no ”Best Soft Car Top Carrier”. But it is the best one that satisfies your specific needs. UNIVERSAL COMPATIBILITY: The Sailnovo roof bag can be used with most size car or SUV, and work both car with or without a roof rack VEHICLE'S LIMITED STORAGE SPACE? Make more space for your cars: Perfect for family road trips, weekend adventures, or moving days, helping you to have a happy and enjoyable trip. 1 HOW IS IT INSTALLED? Install and Tightly Secure the Sailnovo Top Cargo Carrier in Just a Few Minutes (No Tools Needed) Quick and easy installation means you can hit the road in no time with our roof cargo bag. 1 Great for Long Journeys Holiday / Luggage Transportation / Travel or Off-Roading SIZE 51" (L) X 39" (W) X 17" (H) 51" (L) X 39" (W) X 17" (H) 47''(L) X 35'(W)'' X 21''(H) 41” (L) X 35” (W) X 17” (H) 41” (L) X 35” (W) X 17” (H) CAPACITY 20 cubic feet 20 cubic feet 20 cubic feet 15 cubic feet 15 cubic feet Protective Mat Fluorescent Strap Waterproof Zipper No Exposed Stitching Triple Seal Technology Velcro Strap Restraints Folds for Compact Storage Works With or Without Car Rack Roof Dimensions Need roof length 51" or longer Need roof length 51" or longer Need roof length 47" or longer Need roof length 41" or longer Need roof length 41" or longer What is the size of this cargo carrier bag for the top of the vehicle？ The size of the car roof cargo carrier is 20 cubic feet 51" (L) X 39" (W) X 17" (H) of space can easily hold all luggage of a family of 5-6. Most other roof cargo carriers are small and there is not enough room to accommodate everything you need. Is this cargo carrier for the top of the vehicle 100% waterproof? Waterproof (with the correct use of zipper and flap), fade-resistant for protection against dust, sun, wind, and rain; Please pack clothe or important items in an extra dry bag to avoid severe weather conditions resulting in dampness inside the bag. Can the roof rack cargo carrier work on my vehicles? Sailnovo roof bag FIT MOST SIZE CAR ( Needs roof length 51" or longer ), small, medium, or large, with or without a sunroof or moonroof. If there is no roof side on your car, it also can be easily installed to the roof in minutes with 6 door hooks. How is the cargo bags for roof racks installed? Fill the bag completely to keep a full shape; with the correct use of zipper and flap; Leave 8” clear roof space in front of the bag; Rack straps pass through the Rack, Side Rails, or Cross Bars; Install with 6-door hooks if you don’t have Racks. What should I pay attention to when using this roof cargo carrier? For a better trip experience, do not place hard and sharp objects in the roof cargo bag, as this can easily cause the cargo bag to tear while driving. Please fasten all straps to the roof bag to avoid noise caused by excess straps tapping the car!