Check the listing for details. BEST-PUTT - Golf Training Aid. Condition: New. Listed at 19.90 USD. BEST-PUTT - Golf Training Aid. Main characteristics- Designed to facilitate the practice of putting and approach, doing it friendly, attractive, and less frustrating. - It has a CONTACT ZONE (red dot) where the hands must reach ensuring a constant and repetitive movement.- Over time building muscle memory, your mind will remember it, bringing a clear improvement in putting.- Light and small enough to easily fit into any golf bag and travel with you. Attaches with a simple clip system.- Practice anywhere: perfect to use on your putting mat at home or on the green. “ It is small and practical, which allows it to be used both on the green and indoors with some carpet. I find it useful to improve the movement in short distance putters, being able to accompany the hand to reach and reach the contact zone."