Deflecto Execumat Clear Chair Mat, High Pile Carpet Use, Rectangle, Beveled Edge, 45" x 60", Clear (CM17443FCOM) Protective clear vinyl chair mat prevents wear and tear on your chair and extends carpet life Chairmat durably built for frequent daily use, more than 6 hours per day, over low, medium, or hile pile carpeting Studded bottom chairmat surface provides Superior, non-skidding gripping power over carpet Smooth beveled edge enables Easy carpet to chairmats transition at home, Office or any commercial environment Free and clear non-phthalate, non-cadmium Material formula promotes a healthy work environment, while offering exceptional clarity and durability