HomArt Olin Medium Reversible Felt Tray Liner, Grey/Green Rectangular tray liner or mat Constructed of two layers of durable 1/4-Inch thick polyester felt Heathered charcoal gray reverses to chartreuse green Spot clean using a soft-bristled brush and damp cloth; do not machine wash or dry Measures 7-1/4 by 15-3/4-Inch by 1/2-Inch thick