Thinner, lightweight EconoMat delivers a great value to anyone looking for an occasional-use office chair mat to protect low pile & commercial carpets up to 1/4 thick. Easy-glide rolling surface provides smooth office chair movement to help minimize stress & strain on users back, legs & feet. Studded design grips carpet & keeps the chair mat from moving while protecting floors from caster wear, spills & heavy traffic. Free & Clear non-orthophthalate, non-cadmium formula promotes a healthy work environment while offering exceptional clarity without harsh chemicals. Black. Mat Type: Chair Mat; Application: Carpeted Floors; Width: 46; Length: 60.