Wellputt Mat 3m X 50cm - High Speed GreenWellputt mats are designed to train and develop putting skills and allow you not just to putt but to learn to putt well. More than 50 training exercise and instructions available via Wellputt app. All aspects of a putting stroke can be developed including alignment, touch, length and speed. Available in two speeds High Speed which has a roll Speed of 10ft 11. 5ft or Low Speed which has a roll Speed of 8ft 10ft