[HIGH QUALITY]Made of high-quality plastic materials, wear-resistant and durable, has a long-term service life, and 8 kg load-bearing capacity.[NO NOISE & SCRATCHES]Caster rotation and precision ball bearings in the shaft make rolling easier with unlimited durability and high shock absorption.It allows you to roll smoothly and quietly without making harsh noises, powerful bearing wheels make carry more labor-saving.[EASY TO INSTALL]Adhesive design, installed on the bottom box, no complicated process. Suitable for different types of storage boxes. It can be installed where you want to install, just a light push to completely liberate your hands.[WIDELY APPLICATION]Suitable for baby toys car, storage box, cloth bin, storage container, moving carton, sideboards, bedside tables, side cabinets, suitcases/trash can, flowerpots, fans and other items.[SUPERIOR QUALITY]Caster rotation and precision ball bearings in the shaft make rolling easier. The internal bearing of the wheelchair foot quickly, the surface is smooth, and it will not be jammed by crumbs, hair, and sand, and you will enjoy smooth and quiet movement.Colour: WhiteMaterial: plasticSize: 4.5 x 2.2 x 1.5cmPackage Contents:4 x Can paste castersOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.