Just clean and dry the surface, then put the hook on the smooth surface. It can be reused again and again if dried with a hairdryer – much better than the suction cup hooks. Self Adhesive Double-sided Hook.
eBay
4PCS Strong Suction Cup Hook Self-adhesive Suction Cup Sucker Wall Hooks Hanger Heavy Duty Tile Casement Glass Bathroom Hanger
Aliexpress UK
The latest style design,can be used to install towels and other sundries in the kitchen bathroom because it has a strong stickiness. Do not use non smooth paste. Can be waterproof, oil proof, dust proof.
eBay
10 Pcs HIgh Quality Punch-free Screws Strong Self-adhesive Suction Cup Sucker Wall Hooks Hanger for Kitchen Bathroom Tools
Aliexpress UK
The latest style design,can be used to install towels and other sundries in the kitchen bathroom because it has a strong stickiness. Do not use non smooth paste. Can be waterproof, oil proof, dust proof.
eBay
1PCS Cute Toothbrush Storage Rack,Self-adhesive/Suction Cup Creative Cartoon Bathroom Organizer Holder,Turtle Holders Home Decor
Aliexpress UK
Not easy to drop:The shower towel hook also has excellent anti slip performance to ensure that your item does not slide or shake during use. Use for: over the wall for hanging towels, clothes, robes, hats, keys, etc.
eBay
New Shower Holder 360°Adjustable Self-adhesive Shower Head Stand Bracket, Suction Cup Shower Head Holder Bathroom Accessories
Aliexpress UK
20pK Suction Hooks. 8Pk Assorted Suction Hooks. Suction Cup Material: Rubber. Suction Cup Size: 6cm (Dia). Suction hooks for the kitchen are simple to install and require no glue or screws.
eBay
New Shower Holder 360°Adjustable Self-adhesive Shower Head Stand Bracket, Suction Cup Shower Head Holder Bathroom Accessories
Aliexpress UK
They work exceptionally well on glass, mirrors, and wall tiles, making them a versatile choice for a variety of spaces, from kitchens and bathrooms to living rooms and offices. Self Adhesive. This does not affect the product.
eBay
Silver Shower Holder 360°Adjustable Self-adhesive Shower Head Stand Bracket, Suction Cup Shower Head Holder Bathroom Accessories
Aliexpress UK
Works perfectly in your kitchen, bathroom and restroom. Super strong suction performance allows it securely to stick to smooth surfaces, shower walls and kitchen walls. Easy to install and remove. With the suction buckle designed, no need to drill through the wall and you can easily install the hook on the wall.
eBay
Wall-Mounted Toilet Paper Holder with Suction Cup - Self-Adhesive, No-Drill Installation, Multipurpose Tissue Roll
Aliexpress UK
Multi purpose hook: it is widely used in bathroom, outdoor, kitchen and decoration including socket, garbage can, toilet brush, flowerpot, picture, etc. Even in water, splashing, wet walls, our traceless hooks will stay strong.
eBay
Shower Holder 360°Adjustable Self-adhesive Shower Head Stand Bracket, Suction Cup Shower Head Holder Bathroom Accessories
Aliexpress UK