Features: High-Quality Material: The stickable caster wheel is made of high-quality material, which is wear-resistant and durable, not easy to break, has excellent load-bearing capacity and can be used for a long time. Easy to install: This stickable caster wheel is very easy to install, no drilling required, just stick the wheel for quick installation. 360-Degree Rotation: Use this swivels wheel to move furniture or items smoothly and easily in any direction. Silents design: This detachable swivels caster can effectively reduce the noise when sliding and keep the indoor environment quiet. Widely applicable: suitable for trash cans, bedside tables, dining tables, refrigerators, mahjong machines, etc. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Material: ABS electroplated nickel steel balls Size: 4.2*4.2cm, height from the ground: 1.5cm Package List: 4 x Stickable Caster Wheel