Quality material: The car suction cup is made of nylon and metal hooks. High-strength D-shaped buckle, sturdy and durable, wear-resistant with strong load capacity. The professional suction cup uses advanced materials for ultra-high strength suction, offering excellent resistance to aging and corrosion, and can be reused. Ideal for users who cannot or do not wish to drill holes. 4 suction cup anchors with 8 S-shaped hooks: This suction cup set is suitable for heavy-duty applications. Each suction hook has a maximum load capacity of 22 kg (48 lb). Can be used as a car luggage strap tensioner, ideal for outdoor trips, camping, and trucking. Package includes: 4 D-shaped suction cups and 8 S-shaped hooks. Easy installation: Suction cups install quickly and easily without screws. Simply pull the lever up, place the suction cup on a clean, flat, dry surface, then press the lever down to secure. Will not damage your vehicle. Suitable for smooth surfaces: Ensure both the vehicle surface and suction cup are clean and dry before use. These suction cups work on glass, car bodies, mirrors, tiles, and other smooth, flat surfaces. Not suitable for uneven or textured surfaces such as patterned tiles. Multiple uses: Ideal for securing luggage, awnings, tents, tarps, sunshades, and more. These car suction anchors are perfect for moving, delivery, camping, boating, surfboard transport, and various outdoor activities. Note: Measurements are manually taken; please allow a 1–4 cm variation. Due to differences in lighting and screen settings, colors may vary slightly. Actual product may differ slightly from images shown.