Features: 1) Made of durable vinyl for long usage life 2) Rolled up and unrolled, easy for storage 3) Wear resistance 4) Sizes: 20 x 20 with 2-1/4 squares, 17 x 17 with 1-3/4 squares, 14 x 14 with 1-1/2 squares 5) Algebraic notation on all sides 6) Available in assorted colors: green, blue, burgundy, black, over low-glare, off white 7) Exceed all tournament standards 8) Customized printed boards available