Constructed from self-healing sisal bristle fibers compressed together, providing unsurpassed durability;Features a staple-free bullseye which helps prevent bounce-outs; A movable number ring further extends the dartboard's life;Viper League Pro is an official tournament size board, measuring 18 in diameter and 1.5 D; Dartboard accommodates both steel tip and soft tip darts;Utilizes thin, rounded galvanized wires that allow darts to slide off the spider and land in the target area;Includes cricket scoreboard with chalk and eraser, 1 complete sets of steel tip darts (3 total) and mounting hardware