[Perfect size] Considering safety and practicality, we designed the Car Roof Bag to be 43.3 inches long x 31.5 inches wide x 17.7 inches high, providing 15 cubic feet of roof cargo storage space, which can accommodate 2-3 suitcases and Some duffel bags can perfectly solve your luggage storage troubles. [Safe and durable] The safest roof luggage bag: There are 4 wear-resistant nylon adjustable reinforcement straps, which can firmly and safely fix the roof luggage bag. Equipped with 4 fixed straps, double-layer guarantee. The duffel bag is made of two layers of high-strength waterproof and wear-resistant fabrics. The fabric is thick, not thin, safe and reliable. Can deal with the entire climate，Our quality is very good, and you can buy it with confidence. [Easy to install] This rooftop cargo ship is suitable for almost all models, including cars, trucks and off-road vehicles. you can install it quickly and easily within a few minutes. The folding volume is small, equipped with high-quality storage bag,, which is easy to carry and store. 【waterproof】It is made of 2 layers of waterproof material to protect the luggage during the trip from bad weather 【Perfect after-salesIf】 You are not 100% satisfied with your purchase, please let us know so that we can refund or replace your order. We will try our best to make your purchase happy and satisfied