Power Lock Suction Cup Hooks (4-Pack), Each One With 20 lb Capacity (White) Plastic Suction cup hooks for kitchen or bathroom. Set of 4. White. Great ideas for holiday decorations, such as Halloween, Thanksgiving, Christmas, and New Year Vacuum Cups Installation: NO DRILLING. NO SCREWS. Incredibly easy to install. Wipe clean and wipe dry the surface before use Size: 2.15'' diameter. Hold up to 20 lb (10 kg) Material: high quality ABS plastic and rubber. Strong suction and last long ATTENTION: Only Fit for any NON-POROUS & SMOOTH surface . CANNOT maintain on porous or rough surfaces: Wood, Marble, Fiberglass, Paint wall, Porcelain , Nano Tiles , Plaster and wood , or across grout lines.