The Upgraded Hooks for Hanging: There are 20 adhesive hooks in a package of practical hooks, each of wall hook is 2.75 x 2.75 inch. The transparent negative film of each wall hook is completely covered by the glue with super high viscosity. We have upgraded the capacity and thickness of the glue and increased the stress surface to make the viscosity stronger, so the maximum bearing weight can reach 30KG, and the bearing time is . Multiple hooks for hanging heavy duty allow you to mix and match freely. Using multiple wall hooks heavy duty can help disperse the weight of objects, increase the practicality of hooks. Stainless Steel Waterproof and Rust Proof Adhesive Hooks: Our upgraded hook heavy duty is made of industrial grade solid stainless steel and high-strength adhesive, which is waterproof, rust proof, oil proof, not yellowing, not deformed, durable and not easy to fall off. Easy to Install and Remove:No need to nail or drill holes into your wall, simply paste these adhesive wall hooks for damage-free installation. To remove, heat the PVC chip of the hook with a hairdryer and remove it slowly from the wall surface without leaving any scratches or traces. Premium Material:These adhesive hooks are made of strong stainless steel and PVC structure, which are non-toxic, recyclable, and -friendly. This allows our hooks to work well in a of environments Colour:transparent Material:PVC+stainless steel Package Contents: 20x Adhesive hooks Only the above package content, other products are not included. Note: Light reflection 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.