【Heavy Duty Material】The suction cups are made of strong plastic, high quality PVC and nylon mesh. It is durable, unbreakable, has high adhesion and better anti-slip effect. 【Easy to Use】Just press the suction cup onto a smooth, clean surface and operate the lever to lock the handle and it will work. It will not scratch your car. 【Secure Hold】Each camping suction cup can hold up to 10kg and can be used to hang a car boat camping tarp or with bungee cords or ropes (not included). 【Widely Used】Suction cups can be used for outdoor areas such as awnings, tents and skylights, ideal for any camping enthusiast. Easy to carry when traveling. Can also be used as a hook indoors, bathrooms, kitchens, offices, garages, etc. 【Note】Please attach the suction cup to a smooth surface, not to wallpaper, wall coverings, plaster walls and other walls with flaking powder, rough bumps, etc. This product should be placed where children cannot reach it. Note: The data is all measured manually, please allow