Hello and welcome to our store. We hope our service can satisfy you and wish you have a pleasant shopping experience! Joom: The seller provides assurances that they comply with all applicable laws in the region, including only selling products that comply with Joom's policies and EU product safety and compliance laws. The sponge frame is free of drilling, so it won't hurt the wall. The surface wiredrawing treatment, the inside collect has the simple sense. Back with adhesive, stable paste, moisture-proof and heat-resistant, strong bearing. U-shaped design, easy to drain, which can store kitchen cloth, steel ball and other items. Specifications: Material: 304 stainless steel + adhesive. Size: 4.5*4.5*3cm. Color:show as picture. Usage: Clean the walls or glass. Tear the glue on the back. Attach the sponge holder and press firmly. It's better to wait 24 hours before hanging things. Package Included: 1/2/4pcs * sponge Holder