Material: PVC Quantity: 4pcs Package content: 4*round buckle 360 degree rotating car tent suction cup 1.Super Suction Cup:Holds up to 22lbs/10kg each. An ideal tool for trips or home use. Works on smooth flat such as tile wall,glass,the trunk,wood furniture,etc.And when the non-slip mat due to dust viscosity weakened,you can clean it with water,after dry the suction cups ,the viscosity will restorate. 2.High Quality Material:Made by high quality ABS&PVC, stainless steel spring and upgrade silica gel for suction cup.More strong and firm.And the suction cups is high temperature resistance,it does not melt below 105and will not corrode the instrument table if placed on the instrument table for a long time. 3.Multipurpose Usage:Multipurpose Suction Cup Hooks can hang almost anything,towels, toys, bath robes, squeegees, kitchen tools etc.Our super suction cup suitable for outdoor travel, trunk tent, etc., very suitable for family picnic and outdoor activities. 4.Quick & Simple Installation:Just push the suction cup to a smooth surface and rotate the handle to secure the lock. It won't scratch to the car or any other smooth flat. 5.Worry-free & Durable UsageHigh quality material, nano technology, high adhesion, stronger effect than normal suction cups, no odor. attach great importance to product quality control and insist on providing customers with good products.