Product name : Heavy Duty Furniture Casters Material :ABS + steel Color :black White Size: (As shown) Quantity:4pcs Bearing capacity: large casters 100kg Surprise changing after owning it: You can put them on several things that need to be moved easily Rolling any direction, very cool Easy to apply and makes moving small appliances a breeze Make your laundry hamper a little easier to scoot around. This is a nice product for vinyl cutting machines, printers, or any office type of equipment that you need to roll out on occasion! Help a lot when you need to pull and push the storage box for organizing. Attached these little wheels to the bottom of drip coffee maker then your can easily pull it out from under the cabinets to make coffee. You can put them on tower fan that you can turn either way and use it in each room. 2 installation methods: You can paste it You can also punch installation (with screws) installation method: 1. Wipe clean the installation location 2. Tear off the patch protection 3. Paste on the installation position and press 4. It can be used after standing for 24 hours 5.You can also punch installation Package Included:4PCS of Self Adhesive Caster Mini Swivel Wheels