【High Quality Material】: The strong glass suction cups are made of ABS and nylon rope. High strength, durable, wear-resistant, not easy to break, good anti-slip effect. 【Easy to Use】: No need to punch. Just place the heavy duty suction cup hooks on the smooth wall/window/floor..., pull out and lower the suction cup, close the pressure switch and lock the suction cup. It can be reused after washing and drying. 【Wide Applications】: A powerful suction cup clamp can not only be used in the home kitchen bathroom, but also can be used in RVs, boats, cars and trucks, vans. Tent. 【Special Design】 The suction cup can withstand a load of up to 10 kg. It's a better way to secure almost anything, without worrying about loads not being securely secured.