General office chairmat with rounded edge is designed for use on carpets of up to 1/2". Friendly grippers offer maximum hold. Chairmat protects carpet and allows easy movement. Extremely durable chairmat won't curl, crack or discolor. Polycarbonate material is fire-resistant, extremely durable, odorless, environmentally safe and completely free of toxic chemicals. Contoured lip design is ideal for many different applications from supporting chair movement in various work space configurations to protecting carpet in heavy traffic areas, from vending machines to reception areas.