ZENY 48"x36" PVC Home Office Chair Carpet Floor Mat Studded Back with Lip for Standard Pile Carpet, Up to 0.12" Thickness (36x48 inches) Whether your floor is carpeted or tiled, the area under your chairs gets the most abuse! Reduce stress caused by swiveling and wheeling over the floor simply by using a chair mat. An easy solution to protect your floors, grab a chair mat for your floors. Made of PVC material Ideal for protecting your floors Dimples on the back side of the mat Thickness: 3mm Size:48" x 36" Thickness: 3mm/ 0.12 inch