This dart quality dart mat is made of eco-friendly recycled rubber and is printed with international throw lines. This is an economical choice to protect floors and will prolong life of your dart points. It can roll away for easy storage if needed and has two toe lines: 7 feet 9 1/4 inches for steel tips and 8 feet, for soft tip darts. Nice and thick at 3mm and has a granular texture that gives a good tacky feel so it doesn't slide around on the floor easily and gives excellent foot traction. Dimensions: 24'' W x 9' 10'' L