They are small hooks self adhesive, thus they can be used even on uneven surface. But just be aware that different types of surface may affect the max load of these stick on hooks heavy duty adhesive hooks.
eBay
1-25Meter Sew On Hook & Loop Tape | Non-Adhesive Nylon Magic Strap 20-50mm | Heavy-Duty Velcros Fastener for DIY Clothing/Bags
Aliexpress UK
Cute Umbrella Design – Adds a decorative touch to any space. 3 x Adhesive Umbrella Hooks (mixed colours depending on variation). Strong Adhesive Grip – Holds securely on smooth surfaces. Multi-Purpose Use – Ideal for kitchen, bathroom, hallway, or office.
eBay
Strong Self-Adhesive Hook and Loop Tape 1-25 Meters, Sticky Fastener for House DIY, Sewing, Crafts, Clothing, Magic Velcros Tape
Aliexpress UK
Premium quality, wall mounted and made from waterproof stainless steel and Ultra Strong hooks.
eBay
Heavy-Duty Sew On Velcro Strip | 5M x 50mm Non-Adhesive Nylon Hook and Loop for Strong & Durable Fastening
Aliexpress UK
Wide Application: the small adhesive ceiling hooks are perfect for ceiling hanging. these Round Hanging Buttons have a small loop hole to make setting up your suspended decor easy. High-Quality Material : these ceiling hooks are made of high-quality PVC material, strong adhesion, not easy to fall off, waterproof and dustproof, very durable.
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Black Hook and Loop Tape 20mm Wide x 1/2/5M Long Self Adhesive Strips Heavy Duty Velcros Fastener for DIY Crafts Home Organizing
Aliexpress UK
The product is a set of three small rectangular self-adhesive hooks in white. These hooks are designed to be easily attached to walls and can be used for a variety of storage solutions. The rectangular shape allows for stable and secure attachment, while the adhesive backing makes installation quick and simple. Ideal for organizing items in your home, these hooks are a convenient and stylish storage solution.
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Strong Sticky Back Hook and Loop Tape Heavy Duty Self-adhesive Velcros Fastener for Outdoor, Car Crafts, Home DIY, Cut to Length
Aliexpress UK
Remove quickly and cleanly without leaving holes, marks, stains or sticky residue.
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Hook and Loop 3 Inch Soft Polishing Pad for Rotary Polisher 70mm Adhesive Back for Buffing Discs Automotive Polisher for Grinder
Aliexpress UK
4x Small Blue Plastic Self Adhesive Square Hook. This blue hook can be used all around the house. It has a strong self-adhesive back for simple application.
eBay
100Pcs 5Inch 8 Hole Sandpaper Sanding Discs Hook Loop Adhesive 80Grit-3000Grit Sanding Paper 125mm Sanding Disc Polishing Tools
Aliexpress UK
Superior Adhesive | Our self adhesive hooks feature a premium, industrial-grade bonding agent engineered for a powerful, long-lasting hold. Endlessly Versatile | Perfect as kitchen hooks for utensils and tea towels, a key holder for the wall, or bathroom towel hooks.
eBay
Heavy-Duty Sew On Velcro Tape | 20mm 50mm Wide Nylon Hook & Loop | Non-Adhesive Fastener for Clothing, Shoes, Bags, Gear | 1M to
Aliexpress UK