the FletaEasy to use: Just tear off the protective layer to stick. There are reserved screw holes on the universal wheel, you can choose to install according to your own preferences. Material: The adhesive pulley is made of high-quality ABS material, firm and wear-resistant, with a long service life. The surface is smooth, and it will not be stuck by crumbs, hair, and sand. 360 Rotation: Our self-adhesive swivel casters can slide at any angle without restriction, which greatly reduces the labor intensity of workers. and remain quiet during use to reduce noise during sliding. Effective Labor Saving: Just stick the stainless steel universal wheel on the bottom of the item, you can easily move even the heavy box! It can be applied to various types and sizes of storage boxes and packaging boxes. Widely Used: These casters can not only be applied to shoe boxes, trash cans, small containers, but also perfect DIY accessories, perfect for children's toys, crafts, etc. Description: 360 degree free rotation, the rolling cord below can move in the direction of 360 degrees. Will not leave marks on the wooden floor, effectively reducing damage to the floor. Specifications: Product Name: Furniture Ball Caster Product Material: ABS Color: as shown in the picture Note: Due to different measurement methods, there may be an error of 1-3mm.