Offering high-level performance, Deflecto's polycarbonate office chair mat is extremely durable and resilient with twice the impact resistance of vinyl chair mats. Provides a convenient floor-protecting surface for home or office chairs. Exceptional clarity in this heavy-duty chair mat allows fine flooring to shine through. Enjoy reliable floor protection that won't crack, curl, or discolor from normal use. These rigid, polycarbonate chair mats provide less friction and prevent dishing compared to traditional vinyl chair mats, and feature an easy-glide rolling surface that provides smooth desk chair movement. Lorell Size: 36" W x 48" D