Custom fit to Arena Desk Edge-stitched Water-Resistant Machine Washable Microfiber Reduces Vibrations 5mm Thick 53 x 2 8.25 x.2 3 Cut-Outs for Cable Management. The cut outs each have space to hold a grommet-mounted monitor arm alongside cables. Colors available: Black with 'A' Symbol, Blue, Green, Pure Black, and Red