🚗【Durable and Stable】 600D PVC fabric and high-frequency technique is applied in the roof bag, and the protective pads of this rooftop cargo carrier have also been upgraded. With using the reinforced, rubberized ANTI-SLIP mat under roof racks to help keep cargo from slipping during transit. 🚗【Enormous Capacity】 47.2"x35.4"x19.8",19 cubic feet. The roof bag is suitable for all types of car, trucks, SUV. Enjoy the convenience of a enormous storage space with 6 door hooks and original straps for whether car with or without roof rack and designed to tackle any travel challenge. 🚗【Advanced Safe Design】 For security reasons, we use a free combination lock to attach the zipper to prevent the bag from loosening then rain infiltration. Also with a double flap to ensure they are watertight. All in all, this roof luggage carrier is designed for high performance and long life. 🚗【Easy to Install and Store】 AUPERTO rooftop cargo carrier can be quickly and easily installed tovehicles with racks & car top carriers for vehicles without racks. And when you don't use it, fold it and put in the portable bag that comes with the roof bag. 🚗【After-Sale Service】 AUPERTO is committed to provide six months satisfactory service, have any questions,feel free to contact the seller customer service, 100% service and 100% satisfaction.