Training the alignment of your eyes and your stroke is the key to a great putting stroke. The YipFixx is the perfect training aid to make this happen. Simply line up the ball with the top bar, set the stroke length, then make your stroke using the YipFixx as your guide. It's that simple.By having the ball under the alignment bar, it is easier to read the stroke, which should be straight back and forward with no curved path.Helps with stroke alignment as well as stroke length.Will put the confidence you need back into your stroke.Can be used on a putting green or on a living room carpet.When used regularly, The YipFixx will help you build confidence in your putting stroke as no other training aid will do. And confidence is what is needed to avoid the dreaded yips!