Deflecto High Pile Carpet Chair Mat - 46" x 60"The medium weight RollaMat is made for frequent use on medium pile carpets up to 1 2" thick, making it an excellent choice for a variety of commercial and home office applications. It protects carpet from caster wear, spills and heavy traffic. Easy glide rolling surface provides smooth chair movement and studded design keeps the chair mat in place. The vinyl RollaMat features a Free and Clear formula for exceptional clarity without harsh chemicals.