The cs2 ian poulter golf putting mat is endorsed by an english professional golfer ian poulter and has been designed to help you perfect your putting stroke this 10 in 1 putting mat enables you to practice anywhere you want and allows to set the rails straight for a square to square stroke or to flex them for an arced putting stroke the rails not only accommodate all types of putters but also let you adjust the difficulty level to really challenge your stroke the mat helps to improve consis