The Nodor SupaMatch bristle dartboard is the official tournament board of the American Dart Organization. Ideal for players looking to maximize their scoring, this regulation-sized dartboard features a 100% staple-free surface with a razor ribbon spider wire for fewer bounce outs. Complete staple-free bulls-eye and improved sphere score. High-grade sisal fibers create a self-healing playing surface. The moveable number ring ensures the dartboard will wear evenly, prolonging the playing life. Includes hanging kit . Regulation-size target bristles ideal for tournament, tavern, or home use. Measures 17.75 inches in diameter and 1.5 inches thick.