Features: Package includes: 100 suction cups with rings. Suction cup diameter options: 3.5cm /4.5cm /3.8cm. These suckers feature light diffusion rings that prevent focused light from damaging the interior, while premium materials prevent yellowing. Application: Perfect for hanging wreaths and decorations on for Windows, mirrors or any other clean, smooth, non-porous surface. Once used, not affected by heat or cold. Fit for home decoration, holiday decorating, organization projects, hanging hand made decorations, especially for festivals. Specifications: Material: Plastic Size A: Approx.3.5cm/1.38in Size B: Approx.4.5cm/1.77in Size C: Approx.3.8cm/1.50in Color: Black, Clear(optional) Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 100x Suction Cups