Product Description Eyeline Golf Sweet Roll This visual tool demonstrates the perfect combination of speed and line. Practice breaking putts with 100% confidence of the line. You will learn how slight differences in speed have a big impact on green reading. Know the perfect speed when you pull out your putter. The quickest way to the ideal line!Lets Get Started:- Find the dot that creates ideal speed. - Adjust the aim of the rail until balls fill the cup.- Add the Spot On Laser Target and you are ready for the most precise practice ever putter gate, ball gate, and intermediate targets all come from the Sweet Roll.- There is even a dot to match a Stimpmeter.- Remove the kickstand and hit putts on the rail to any distance you want 30, 60, and beyond.