A. [Good Quality] - This suction cup support is made from durable PP and TPU materials. It is water - resistant, not easy to wear or break. It has high adhesion and an anti - slip effect, as well as high strength and resistance to corrosion, wind, and heavy rain. B. [Strong Performance] - It doesn't leave any adhesive residue. A sticky gel base is added to the suction cup, which provides better grip. Each suction cup holder can hold approximately 22 lbs/10 kg of weight on a smooth surface. C. [Easy to Clean and Use] - The attached carabiner enables the suction cup to unfold right away. Just slide the suction cup on a clean, smooth surface, twist the handle to lock it firmly, then lift and release the lever. D. [Wide Range of Applications] - It is suitable for the installation of awnings or shade sails. It can also be used for hanging objects in buses, mobile homes, and on smooth surfaces in workshops, garages, kitchens, bathrooms, etc. It is a good product for camping enthusiasts and is easy to carry while traveling. E. [Satisfied Service] - You will receive 4 suction cup holders with mounting hooks, which are suitable for smooth and flat surfaces such as those in cars, homes, and offices without damaging the surface. If you have any questions, feel free to contact us, and we will offer a solution within 24 hours.