PERFECT FOR CARPET FLOORS: Protect your floor from scratches and dust of any kind with this perfect chair mat for carpeted floors. The office chair mat is designed for most carpet floors. EFFORTLESS ROLL: AiBOB chair mat middle layer is hard polycarbonate, which provides strong support for the chair. There are no more sinks and the wheels can roll easily. Ease of rolling between tasks promotes ergonomic posture and helps to considerably reduce the risk of physical fatigue. SURFACE DURABILITY: The mats surface is super tough, so our office chair mat carpet wont be crack or shatter while protecting your office floor from damaging chair casters. Because of the office mat for carpet is strong, sturdy and solid surface, your chairs wheels will easily glide across the mat, without scratching, sinking, or leaving indentations. EASY TO USE AND CLEAN: Bid farewell to curled or creased chair mats with our innovative 2-fold packaging. No more warping and crimping and flat transpor