1. High Density Material Holds Dart Points Securitily; 2. Divided Into Four Pieces That Easily Fit Together. Item:Dartboard SurroundMaterial:EVADiameter: 28 inchTarget Thickness:1-1/4 inchShape:SquareColours:Black,Green,Red,GrayDescription:(1)28" EVA Dartboard Surround; (2)EVA Injection Moulded Protection Ring; (3)High Density Material Holds Dart Points Securitily; (4)Protects Surrounding Area ...