Made to Lock Your Wrist At 13.75" long, the WristLock putter grip conforms with the Rules of Golf and is engineered to “lock” in the upper wrist to prevent any unwanted motion leads to greater consistency in starting the ball on-line and overall distance control. Works for both right handed and left handed golfers as well as most putting styles such as traditional, left hand low, claw, etc. Based on golfers set-up and putting style that involve significant shaft lean or aggressive forward press, minor loft adjustment may be required to ensure the most efficient ball roll. CounterCore weight is not included with the grip but may be added separately in ACCESSORIES. The critics reviews have been flooding the internet since WristLock's initial release. Read from Global Golf, Plugged-in Golf, and Golf Monthly to see what the experts have to say about it!