Where to use: These large suction cups can be used to attach signs, decorations, toasters, shower trays, rattan furniture, towel racks, small lights, home decor, or items in recreational vehicles, adding convenience to daily life. Wide applications: These PVC plastic suction cups are suitable for various smooth and clean surfaces such as glass, windows, mirrors, car doors, refrigerators, and bathroom walls. Simply clean the surface before use to ensure a strong hold. Easy to install and remove: The transparent rubber suction cups can be easily attached by pressing them onto a smooth surface and removing the internal air. To remove, simply break the vacuum seal—no residue, no holes, and no tools required. Helpful hook design: On the back of each suction cup, there is a screw-in hook, allowing you to securely hang items. The metal screw connection provides reliable support for your hanging needs. Suitable size: These suction cup replacements are designed with an optimal size. The large contact area ensures a firm grip on surfaces, while the compact design makes them easy to store when not in use. 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 in appearance.