1. Material and Design The car suction cup is made of nylon, PC, ABS, PVC and metal hooks. High strength D-shaped buckle, sturdy and durable, wear-resistant and strong carrying capacity; The new professional PVC suction cup adopts new materials, ultra-high strength suction, resistance to aging and corrosion, and can be reused. If you can't or don't want to drill, the suction hook is ideal.2. 4 suction cup anchors with 8 S-shaped hooks The suction cup set is also suitable for heavy duty applications. The maximum load capacity of the suction hook is 22 kg (48 lbs). Can be used as a fixed-use car luggage belt tensioner, suitable for outdoor riding, camping, truck transport. Package included: 4 D-shaped suction cups and 8 S-shaped hooks.3. Easy to use Just press the suction cup on a clean smooth surface, then pull the joystick to lock the handle. It will not scratch your car. For outdoor campers, the suction hook is the best solution without screws. It can also be used as a hook in the bathroom, kitchen and other places.4. Suitable for very smooth surface Before use, make sure the car surface and the suction cup are dry. Car suction cups can only be used on glass, car surfaces, mirrors, tiles and other smooth surfaces. Not suitable for uneven surfaces, such as patterned tiles.5. Scope of Application The multi-functional ultra-thick suction cup can be used as a luggage belt tensioner for camping and travel, but can also be used at home. Suction cup fixing device with D-ring and S-hook for awning installation.