Bring convenience to your life: When you attach these -adhesive wheels to objects, you can move those objects without much effort, these beads will not scratch the floor easily, giving you a good experience.Widely used in various : Mini casters are suitable for many occasions, such as kitchen, living room, bedroom, study, etc. You can on boxes, plates, trash cans and other items.Long service life: The sticky pulley is made of high quality material, which is reliable and strong, and will not break or deform easily; the product can support up to 20kg load capacity, it is recommended you no more than 8kg, you can it for a long timeEasy to install: You just need to off the back film and press hard on the smooth surface, it is recommended to wait 24 hours, it will be better to , so the smooth pulley will not worry about heavy objects anymore.DIY : You can also apply the swivel casters to your DIY projects like gift boxes and some rectangular items; at your , you can do these activities and also the ability of your hands.color:BlackMaterial:plasticsize:45 x 28mmPackage Contents:24 x Adhesive WheelsOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.