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 cups 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, car trunks, and wood furniture. If the non-slip performance weakens due to dust, clean with water and allow the suction cups to dry completely to restore adhesion. 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 105°C, nor will they corrode surfaces when left in contact for extended periods. Multipurpose Usage: These suction cup hooks can hold a variety of items such as towels, toys, bathrobes, squeegees, and kitchen tools. Suitable for outdoor travel, car tents, family picnics, and other outdoor activities. Quick & Simple Installation: Simply press the suction cup onto a smooth surface and rotate the handle to lock it in place. Will not scratch cars or other smooth, flat surfaces. Worry-Free & Durable Usage: High-quality materials with nano technology provide high adhesion and stronger performance than standard suction cups. Odor-free. Emphasis on product quality control to ensure reliable performance.