Each suction cup is designed to hold up to 10 kg (22 lbs)! Made of high-quality ABS, PVC, stainless steel springs, and silicone, these suction cups are durable. The suction cup hook features a strong adhesive gel base for added grip until removal. Small and lightweight, it's easy to carry while traveling. No tools required! Simply place the suction cup on the desired surface, press firmly, and it will attach in seconds. Want to install or remove it? No problem! The suction cup repositions easily without leaving marks or residue. This ultra-strong suction cup is ideal for smooth, clean surfaces like glass, boats, and cars. Campers and travelers can use this suction cup to secure tents and tarps to cars and trucks, and these items are washable and reusable. Our heavy-duty suction cup hooks are versatile: they firmly hold almost anything you can imagine! Hang towels, bathrobes, kitchen utensils, and more. Perfect for outdoor travel, items in the trunk of the car, and camping. Also ideal for family picnics and outdoor activities.