The Masters Deluxe Hazard Putting Mat can constitute 50% of your round, for many the figure will be higher. It is made from specially selected synthetic matting to ensure consistent roll and accuracy of the ball. It is raised at one end with a hole to give a real 'on the green' feel. It also features a bunker and a water hazard and will return the ball - what more could you ask for. All the more reason to practice, better putting will lower your score dramatically.