No pilling polyester fabric allows you not to worry about chair wear during use. No special odor, water absorbing, dirt-resistant for a healthy indoor environment. Durable, no crack, bend, break, scratch or discolor desk floor mats - The unique surface texture allows your office chair casters to move easily while carrying out daily tasks, w/o leaving any mark on the mat, and helps to considerably reduce the risk of leg fatigue. The backing provides complete stability and holds the desk floor mats firmly in place while in use. Not only protects floors, chairs and appliances but also protects you from falling over or your chair sliding and falling over. For using under chairs, computer desk, plants, ornaments, crafts, dog crates, on top of tables and desks, and more, it is rigid enough to support heavy duty equipment. Designed for hard floor surfaces only, suitable for: Hardwood, Tile, Linoleum and Vinyl. Easy to maintain - Easy to clean, hand wash, washing machine cleaning,anti-static. no wrinkles, no curling, no fading.