Where to use them: These large suction cups can be used to attach signs, decorations, toasters, shower trays, rattan furniture, towel racks, small lights, home decorations, 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 proper adhesion. Easy to install and remove: The transparent rubber suction cups can be easily attached by pressing them onto a smooth surface to expel internal air. To remove, simply break the vacuum seal without leaving marks, drilling holes, or using tools. Helpful hook design: On one side of the transparent PVC suction cup, a threaded insert is designed to securely hold screws, allowing for stable hanging of desired items. The metal screw connection provides reliable support for hung objects. Suitable size: These suction cup replacements are designed with an optimal size. The large contact area ensures strong adhesion to surfaces, while the compact design allows for easy storage when not in use. Warm note: Use the clear suction cups with nuts only on smooth surfaces such as glass, metal, ceramic tile, plastic, or formica. Press the suction cup firmly to release air underneath before hanging items. Quality material: Made from high-quality PVC material, these suction cups offer excellent transparency and waterproof performance. They are durable, resistant to breaking or deformation, and can be reused multiple times under normal conditions. Material: PVC Color: Clear Size: As shown in the picture Package includes: 12 x Suction cups with nuts Note: Manual measurement may result in slight size variations. Color may vary slightly due to different screen displays. Contains small parts; keep away from children.