This mat is ideal for use on carpet to protect against damage. It measures 900 x 1200 mm x 3mm(thick). It’s suitable for use on standard pile carpet up to 9 mm thick. It will help to protect your floor against bumps, scratches, castor wheels and accidental spills. The grippers help to keep the mat in place and to prevent it from sliding around. The keyhole shape makes it ideal for use under desks. The mat has a clear construction so you will hardly notice it in your workspace.