TAILI Shower Caddy Suction Cup 2 Pack with Hooks & Soap holder Heavy Duty Shower Organizer for Bathroom No Drilling Black Shower Shelves for Inside Shower Black Metal Shower Holder

【Applicable Wall】ONLY work on tile (uncracked & smooth) glass mirror polished metal stainless steel and acrylic. Don't stick to a grout line. NOT work on uneven tiles texture plate painted/dry wall wood wallpaper rough/crack wall. 【Troubleshooting Tips】If problems when firstly installation it may be there is dust on the suction cup or the installation wall is unapplicable. Please wash the suction cup with warm water dry it with hair dryer and test it on the smooth glass surface. If suction holds on the glass that means suction cup collects dust inside the package or the initial wall might not be applicable for using suction cup please try to install it again or change installation location.