• Standard size double swivel wheels 11 mm x 22 mm, set of 5, suitable for most office chairs. • Made with high-quality PU material, strong and durable, capable of withstanding daily use and heavy loads. • Coated with high-quality polyurethane to prevent damage and stains on the floor, extending the life of the wheels. • 360-degree direction thanks to high-precision bearings, providing stability and ease of movement. • Tool-free installation, simply remove the old wheels and slide in the new ones. • Suitable for various types of hard floors, such as wooden floors, ceramic tiles, stone floors, and laminates, rolling smoothly without effort.