[Heavy Duty Suction Cups]Crafted with strong ABS & PVC material, upgrade silicone suction cup, and sturdy nylon strap hook, our suction cup hooks are stronger and more durable than normal plastic models. It sucks out the air to generate negative air pressure, so that the suction cup can be firmly adsorbed on the plate without adhesive. Holds up to 22lbs/10kg each. [Easy to Install and Remove]Choose a smooth surface and clean it with the attached towel, and then pull up the wrench and press the suction cup to the wall, finally pull down the wrench to secure the lock. The fixed lever creates a vacuum state and provides a powerful adhesion force. It can be easily removed by simply lifting the small bump on the edge of the suction cup. [Rotatable Hook]The suction cup is designed with a 360 rotable hook, providing high freedom of movement based on the situation, which allows you to tie car tarps or side awnings at desired angles. And the nylon strap upon the hook is thick, tear-resistant, and not easy to break, making it stress-free for household and outdoor use. [Versatile]These suction cups with hooks are ideal for fixing tents, awnings, sun shield, and tarps to cars, trunks or vans for outdoor camping. Moreover, it can also perfect for hanging things, such as bags, kitchen tools, lights, wreath, plants and more. They fits smooth and flat surface, like ceramic tile, glass, mirror, stainless steel, etc. [Package List]Come with 4 suction cups hooks, 4 S hooks, and 1 cleaning towel. You can use extra s-hooks for fixing car side tents or tarps according to your needs. The suction cups are washable and reusable. No worry about it getting weakened because of dust.