windaze 2 Pack Seamless Super Heavy Duty Hooks Homecube 17.6lb / 8kg (Max) for Kitchen Bathroom and over Door Waterproof and Oilproof Kitchen Wall Hanger Transparent hook:unique transparent design makes it almost invisible which is quite suitable for nice home decoration Easy to usetransparent trace more beautiful,just peel off the cover starting from the bulge, then put the hook on smooth surface Paste after waiting for an hour to use will be bettercan completely adhere to the smooth surface after pressing tightly, no worry about water and air get in. Used repeatedlyduring use,if the product adhesion is reduced,just wash the adhesive surface by water,then use again when it dry naturally.If dropped by improper used,it can paste again if no deformation.Clean the adhesive surface with water if it is dirty Material:PVC material, Super waterproof and oil proof, high and low temperature resistance(-25~65) Wide application:widely used on wood ,glass,glass grid,ceramic tiles,metal surfaces,non-paint walls and other kind of hard flat surface (please pay attention that there are limits on painted walls)