This professional-quality steel tip dart board is made with self-healing sisal fibers and uses a razor-thin spider wire that is 100% staple-free so you won’t need to worry about bounce-outs. The AIM 360 steel tip dartboard also features a movable number ring, just detach and rotate your board to reduce wear on the most used sections. This significantly extends its life and saves you money! Included with your new AIM 360 are three moveable aiming circles to help hone your game. This lets you practice hitting any spot on the board and improve on your weakest areas.