High-quality materials: Our strong sun visor suction cups are made of high-quality ABS, PVC, stainless steel springs, and silicone. The package includes a nylon strap, which is not easy to break, has strong friction, is lightweight, and has good anti-slip properties. Clean the surface with a clean cloth before each use to ensure optimal adhesion. Heavy-duty window suction cups: The suction hook is particularly strong and adheres to most non-porous, smooth surfaces. On smooth, dry, and clean surfaces, the car window suction cups are particularly durable. Each anchor can support a weight of approximately 22 lbs/10 kg. The windshield suction cups have twice the suction power of a regular suction cup for a better grip. Improved outdoor suction cup hook: An ideal camping accessory for travel or at home. Reusable car suction cup: 4-piece double-sided suction cup with strap attachment for holding a tarp while camping. RV parts and accessories. Reusable, no need to punch. Press the suction