Move around easily in your carpeted workspace with this clear vinyl， commercial grade chair mat that will prevent carpet wear caused by chair casters. It features a scuff and slip resistant top surface for durability and safety. The underside has a gripper back to firmly anchor the chair mat on low pile carpet， protecting your carpet from spills and damage. The mat includes a protruding lip to protect the carpet under the desk and allow the chair to roll even when its all the way under the desk. Additional Features: Straight Edge transitions from mat to floor， Lip Size: 25W x 12L， 1 Year Limited Warranty， Manufactured to meet GREENGUARD Gold specifications for low chemical emissions