The Swiftflyte™ 4-piece interlocking square dartboard surround protects your walls from damage by stray darts. It is officially endorsed by the National Darts Federation of Canada (NDFC). The package includes 4 lightweight interlocking pieces made of EVA foam with a deluxe velvet finish that camouflages point holes. At 28 in. (72 cm), the surround is made to fit most dartboards. Dartboard is not included.