The lightweight DuraMat is for moderate use on low-pile carpets up to 3/8" thick. Easy-glide rolling surface provides smooth office chair movement. Studded design keeps the chair mat from moving while protecting carpets from caster wear, spills and heavy. Bevelled edge. Textured top surface is scuff-resistant. Free and Clear® non-orthophthalate, non-cadmium formula promotes a healthy work environment. 60" x 66". Workstation. Greenguard Gold Certified. Limited Lifetime product replacement warranty.