🚗【 INCREASE MORE SPACE IN THE CARS】 Auxko cargo bag offer 21 cubic feet of roof storage space which can easily hold all luggage of family 4-6. Allowing you to pack everything you want on your next family trip without impeding on passenger comfort, Perfect design for happier camping, travel, and move. 🚗【 SUPER WATERPROOF STRENGTH】 We noticed Roof bags made of only PVC are easy to tear, Auxko roof carrier Made of High Grade Oxford cloth with waterproof dual seam technology, include a genuine waterproof SBS zipper, And the inner layer with a PVC water resistant double coating and PU waterproof glue to prevent water from seeping into the roof luggage bag effectively. 🚗【 MOST SAFETY DESIGN FOR CARS WITH OR WITHOUT RACK】 Our 21 cubic rooftop cargo carrier fits for any Car, SUV, Vans whether your vehicle has a rack installed or not. For maximum safety, we offered 10 reinforced adjustable straps used for cars with racks, 4+ 2 free Door Hooks used for cars without racks. 🚗【 DOUBLE PROTECTION FROM SCRATCHING YOUR CAR】Equipped with Integrated Foam Pad and free protective anti-slip mat to keep the waterproof roof carrier stay in place even in high speed road, prevent luggage from sliding, and protect your car roof paint. The combination lock prevents the zippers from slipping open and make sure your luggage more secure. 🚗 【 EASY TO USE AND STORAGE】 Auxko roofbag can be quickly and easily installed and folded up in minutes, no additional tools needed, Please add protective packaging to sharp items in bag, and lift it gently with the bag instead of dragging it on the ground.