For using under chairs, computer desk, plants, ornaments, crafts, dog crates, on top of tables and desks, and more, this mat is rigid enough to support heavy duty equipment. Designed for hard floor surfaces only; suitable for hardwood, tile, linoleum and vinyl floors. This chair mat features a non-slip backing that 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. The unique surface texture allows your office chair casters to move easily while carrying out daily tasks, without leaving any marks on the mat, and helps to considerably reduce the risk of leg fatigue. It is made from safe, odorless, 100% recyclable materials to keep your healthy indoor environment. WARNING - Not suitable to use with pile carpets and rugs. Details: Black 48" x 36" x 0.1" For hardwood floors Heavy duty Non-slip backing Suitable for hardwood, tile, linoleum and vinyl floors No assembly is required Non-Toxic, PVC-free, BPA & Phthalate-free Free from tin, lead, and other metals Plastic