【Durable Material】This suction cup with a strap is made of strong ABS + nylon webbing materials. High strength, durable, wear-resistant, not easy to break, strong adhesion, good anti-slip effect. Suitable for most smooth non-porous surfaces. 【Powerful Suction Cup】This suction cup anchor can be fixed on the smoothest and pore-free surface. Suction cup diameter 12 cm, Maximum suction force 10 kg, super suction force, no need to punch holes, recycling. 【Easy to Use】These suction cups can be adsorbed on smooth surfaces such as glass, boats, cars and RVs, just push the suction cups onto a clean and smooth surface, turn the handle to lock it firmly, just lift the lever; Before the second use, please clean the surface with a cleaning cloth to ensure the best adhesion. 【Safety】The Heavy Duty Suction Cup Anchor holds almost anything, without worrying about dangerous loads, attaching the tent and tarp to cars and trucks for easy camping. 【Wide Range of Applications】Ideal for easy fixing of