Bulls Advantage Trainer Dartboard – Thinner Doubles & Trebles – Gold. The Bull’s Advantage Trainer Dartboard Gold is a premium training board, specially designed for players looking to improve their accuracy. Featuring smaller doubles and triples segments, this dartboard helps refine your precision with every throw. Extra-small doubles and triples sections for enhanced precision and a greater challenge. Made from high-density, multi-compression sisal for durability and a smooth surface. Minimizes bounce-outs and maximizes scoring opportunities with reduced wire interference. Just like the Advantage 701 Dartboard, this trainer board also has the golden number ring, giving it a luxury look. Comes with a removable gold metal numbering and a rotating mounting bracket.