Practice your chipping and putting on our 3 x 9 kidney shaped golf green if the ball does not fall into the cup the foam incline mat returns the ball to the golfer poly grass surface simulates bermuda grass to give authentic feel this large green features three holes to create different challenges grassroots pro series 3x9 kidney shaped putting green massive 3 x 9 foot putting area the deluxe artificial turf reproduces tournament standard greens a superb tool for practicing your putti