Firm Adsorption: These suction cups can be stuck to smooth surfaces such as glass, boats, SUPs, cars, and campers. When driving and camping, you can attach the suction cups to the back and side of the car to build a tent. Sturdy Suction Cup: Our suction cup is an ideal tool for travel or at home. Each anchor can hold 10 kg. It is suitable for most smooth, non-porous fabrics. It is used with a bungee cord or rope (not included). Convenient and Practical: Suction cup anchors can better fix almost anything, no need to worry about dangerous loads, and also attach tents and tarps to cars and trucks, which is convenient for camping cars. Simple Operation: When using our suction cup, just push the suction cup onto a clean, smooth surface. When you want to lock it, just turn the handle to lock it firmly without scratching your car. Our suction cup is made of strong materials (PP and TPU) with high strength. In addition, it maintains long-term durability. It has a viscose coating, which has a