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 bearing capacity; the new professional PVC suction cup adopts new materials, ultra-high strength suction, aging and corrosion resistance, and can be reused. If you can't or don't want to drill, the suction hook is ideal.4 suction cup anchors with 8 S-shaped hooksThe suction cup set is also suitable for heavy duty applications. The maximum load capacity of the suction hook is 22 kg (48 lb). Can be used as a fixed-use car luggage belt tensioner, suitable for outdoor trips, camping, trucking. The package contains: 4 D-shaped suction cups and 8 S-shaped hooks.Easy to use Simply press down on 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.Suitable for very smooth surfacesBefore 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.ScopeThe multi-functional ultra-thick suction cup can be used as a luggage belt tensioner for camping and travel, but also can be used at home. Suction cup attachment device with D-ring and S-hook for awning installation. Large, high-strength suction cups, ideal for RVs. PVC suction cup . Very strong absorption capacity, reusable, not easy to break, corrosion resistant. Usage: car surface, bathroom glass, marble wall and other places smooth, not suitable for wooden or rough walls. Contents: 4 multi-function suction cups. 8 S-hooks. Specifications: Rated load: 22 kg. Dimensions: 11.8 x 5 cm. Color: Black and red. Material: Nylon, PC & ABS alloy, metal and PVC.