Material: PVC Color: green, blue, black Product weight: 8.8 ounces Quantity: 4pcs Package content: 4 x round buckle 360 degree rotating car tent suction cup Upgraded super suction cup: Holds up to 22lbs/10kg each. Ideal for trips or home use. Works on smooth flat surfaces such as tile walls, glass, trunks, and wood furniture. If the non-slip mat's viscosity weakens due to dust, clean it with water. Once dried, the suction cup's adhesion will be restored. High quality material: Made of high quality ABS & PVC, stainless steel spring, and upgraded silica gel for the suction cup. Stronger and more durable. The suction cups are heat resistant and will not melt below 105C, nor will they corrode surfaces when placed on instrument panels or similar areas for extended periods. Multipurpose usage: These suction cup hooks can hold towels, toys, bathrobes, squeegees, kitchen tools, and more. Suitable for outdoor travel, car tents, family picnics, and other outdoor activities. Quick and simple installation: Press the suction cup onto a smooth surface and rotate the handle to lock. Will not scratch cars or other smooth surfaces. Worry-free and durable use: High quality materials, nano technology, high adhesion, stronger performance than standard suction cups, and no odor. Emphasis on product quality control to deliver reliable products.