Protective vinyl chairmat prevents wear and tear and extends carpet life. Lightweight chairmat for moderate office use on carpets up to 3/8" thick, Low Pile. Choose a higher pile chairmat if daily usage is over 6 hours. Easy glide rolling surface provides effortless chair movement. Free and Clear® non-phthalate, non-cadmium formula promotes a healthy work environment while offering exceptional clarity and durability. Smooth beveled edge for easy carpet to mat transition. Studded bottom surface for superior gripping power on carpets.