Office Chair Mat, 46" x 55" Tempered Glass Floor Mat for Office Chair on Carpet, 1/5" Thick Computer Floor Mat

Durable Carpet Protection Mat: Manufactured from 100% pure tempered glass, durable for long time. Under standard use will not crack, curl, break, scratch or discolor
Grey Chair Mat: The premium, upgraded and cool grey floor chair mat will add layers to the space. Smooth surface, easy to clean food residue, crayon marks. You can use it in the office, dining table, children's graffiti, and other scenes, keep your floor clean and smooth
Round Edge Design : The four corners of the glass mats are polished to make smooth rounded corners, could protect you and your family far from harm. And this chair mat has no odor, no harm to human health. Rest assured this is a safe option for your home or office