Office Rolling Chair Mat for Hardwood and Tile Floor, Black, Anti-Slip, Non-Curve, Chair Mat Best for Under The Computer Desk, 47 x 35 Rectangular Non-Toxic Plastic Protector, Not for CarpetBrand: Lesonic Color: Black Features: PURE POLYETHENE AND EVA DESK MAT Odorless, PVC free, & Phthalate free, and free from tin, lead and other metals, with recyclable materials to keep your healthy indoor environment. WARNING Not suitable to use with pile carpets and rugs. SUPER DURABLE,NO CRACK, BEND, BREAK, SCRATCH OR DISCOLOR DESK FLOOR MATS The unique surface texture allows your office chair casters to move easily while carrying out daily tasks, w