Premium Chair Mats of Wood, Vinyl, Glass or Acrylic. These Chair mats add style and function to any workspace. Our vinyl chair mats are available in four thicknesses of 1/8", 3/16" almost a 1/4" and the executive right at 1/4" thick and are the highest quality made. Chair Mats that are made in the U.S.A. by the top chairmat manufactures E.S. Robbins and Deflecto and backed by their lifetime warranties.