SET CONTAINS: 15 x Clear Suction Hooks. PRODUCT DIMENSION: 2.2cm / 22MM / 0.9" Diameter each rubber sucker. IDEAL FOR HANGING: Signs, Decorations, keys, kitchen utensils, towels, small toy pendants, window coverings and more. Especially for holiday decoration, light string, banner, flags, garland, and pendant arrangement. SPECIAL FEATURES: Strong stainless steel. Waterproof & firm. Reusable, Easy to install, High-strength clear PVC, lightweight , temperature resistant. These AKH Clear Suction Hooks are designed for strong, reliable holding on smooth, flat, non-porous surfaces such as glass, mirrors, polished metal, and glossy tiles. They are not suitable for painted doors, wooden surfaces, textured tiles, or rough walls. Easy to install with no tools required—simply clean the surface, press firmly for 10–15 seconds, and check the hold before use. The suction pads are reusable, washable, and ideal for lightweight items and decorations. If suction weakens, simply clean and reapply.