ITEM NAME:Premium Suction Cup Hook with Plating Vacuum Traceless Hooks for Smooth Wal L1S9 Premium Suction Cup Hook with Plating Vacuum Traceless Hooks for Smooth Wal L1S9 Super strong suction power and the hook cover like a mirror reflective. The open and close instruction on the surface of the hook help you use the hook. The hook is reusability, by clockwise turning can lock it, and counterclockwise turning can remove it. DIY concept; Can be used in different ways. Suction works best on ceramic tile, glass, mirror, granite, stainless steel, acrylic, laminate and any non-porous surface, the hooks with glossy finish (Can not work on oil, leakage and Space walls, pelase make sure the surface clean and neat). Color: Silver Material: Plastic + Metal + Rubber Size: Diameter 6.8cm Note: Please insure the surface of the wall is smooth and non-porous. Bearing weight up to 3KG. Clear the wall and ensure the wall dry, and then Press the hook on the wall, clockwise turning to lock it, it will stick to the wall firmly. Installation: Put the hook on the smooth surface and rotate the suction follow the "Close" -ind to lock the hook. It is reusable. (Please install the hook at the room temperature due to the cold weather, or you can put it in warm water to soften the suction cup.) Quantity: 2 Pcs Package Contents: 2 x Suction Cup Hook Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Suction works best on ceramic tile, glass, mirror, granite, stainless steel, acrylic, laminate and any non-porous surface, the hooks with glossy finish (Can not work on oil, leakage and Space walls, pelase make sure the surface clean and neat).