The adhesive stickers are not the best (like other reviewers have mentioned), but they do stick to the clay pots. The tape works ok, but it took a while for it to stay on. They come with screws and adhesive pads.

The weight of the shelf by itself ensures a solid adhesive bonding. These caster wheels are very sturdy and durable for light weight items each caster can hold 15 pounds.

These are perfect and priced great.

These are nice tiny casters to stick to the bottom of anything you want to make a little more mobile. This type solves that problem. They convert items to mobile without needing heavy hardware, modifying the items, or buying something entirely new. Th...  Read More

Will not adhere to anything. Defeats the purpose. However, the adhesive is not sticky at all. Had to return.

The holkie 2-inch plate casters with safety brakes come with snazzy orange-colored soft wheels, and each swivels 360 degrees and has its own brake. The brake is very effective and is engaged and disengaged quite easily. Had to replace all 4 wheels bec...  Read More

The plastic wheel material is a little on the harder side so when you are rolling something heavy you have to pay attention to any debris that could cause the wheels to skid. I usually prefer the softer wheels but the softer ones i have that started o...  Read More

The product picture is unrepresentative of actual product received. I'm sure the wheels work well, but without the hardware. Needless to say they were returned.