Brand ?KYX Model ?RTB005 Package dimensions ?14.57 x 13.07 x 7.48 inches Item model number ?RTB005 Manufacturer Part Number ?/ Special Features ?High-Density 1000D PVC, Fits All Vehicle, Reflective Strip, Reinforced Straps, Combination Lock Included, Sealed Waterproof Zipper, 5.5mm Thicken Daub Coating Technology Item Weight ?11.16 pounds [Oversized Storage Space for Most Families] KYX 21 cubic feet roof bag aims to provide massive safe space for family trips. This rooftop cargo carrier ?52 "(L) x 39" (W)x 17"(H) ?can hold 6-8 suitcases plus other outdoor travel luggage case such as sleeping bags, tents and carry-on bags. When more space left in the car, a more comfortable journey is about to start. [ 100% Waterproof Double Flap & Reinforced Seams ] The sealed zipper, wrapped by 2-layer waterproof flap, is able to prevent direct exposure to rain even though it is raining and blowing hard. With durable and thick material and reinforced seams, KYX top cargo bag will achieves real 100% waterproof even in downpours. [High-Density 1000D PVC with 5.5mm Thicken Coating] Depending on the ultra-dense fabric and daub coating technology, KYX roof rack cargo carrier obtains 2.5X tensile strength and reaches absolutely weatherproof & tearproof (measured tensile strength: 1680N / measured LBS: 976). Whether it is a rainstorm, sun exposure, snow, muddy or dusty, KYX top of car storage will keep all luggage clean & dry! [ Easy to Install on All Vehicle, Anti-Slip Mat Including ] KYX vehicle soft-shell carriers can be easily fixed at cars, such as SUV, Minivan, truck with/without side rails, cross bars, rack roof, basket. This roof storage also fits most sliding doors with sealing strips. Also, the anti-slip mat included in the package ensures the cargo carrier bag stay in place even on the high-speed road, and protect the car roof from scratches and damage. [Never Lose Sight of Safety with Details] KYX has made improvements in four details to improve comfort and safety on the road. 1. The reinforced straps door hooks ensure stability. 2. The curved design disperses the wind resistance. 3. A combination lock is included. 4. Reflective strips to ensure safety when driving at night. This top luggage bag will accompany you on your journey for a long time! Read more ABOUT KYX What are we doing? KYX is dedicated to providing professional car modification products. The product line of KYX is all modification accessories surrounding motor vehicles. With innovative technology and outstanding performance, there are more than 3,000,000 loyal registered users of KYX brand. All KYX products adhere to the use of non-toxic materials to meet environmental requirements. Why do you choose KYX rooftop cargo carrier bags? Abundant interior space is the beginning of a comfortable journey, and car roof bags will meet such needs of users. However, hard-shell ones are not cost-effective and only provide limited additional space, while most other soft roof top luggage bags are facing design and quality issues without considering the practicability. Based on the mature independent production line, KYX focused on details and developed a cargo carrier bag line that is suitable for car modification Read more Whether it is a rainstorm, sun exposure, snow, muddy or dusty, KYX car roof bag will be responsible for all luggage on the road! With Car Racks: Step1. Get the straps through the hole of buckle; Step2. Fasten the Straps with the buckle; Step3. Feed the loose end of the front attaching strap under the roof rack bars, then lock it into the buckle on the bag; Step4. Connect the compression strap buckles. Tighten all four compression straps by pulling the ends Without Top Racks (Attach to Door Frame: Step1. Gently pull down the weather stripping on the door; Step2. Attach the door hook to the metal door frame; Step3. Take the strap through the loop, then fasten the buckles; Step4. Follow all procedures before on other doors then tighten all the straps *Please check the user guide and installation video for whole installation steps