Orange Whip Standard MID SIZE Size 43" Golf Swing TEMPO Trainer 

The Orange Whip Trainer is the #1 golf swing trainer in the world—voted by PGA and LPGA Professionals and trusted by hundreds of Tour pros. This patented, counterbalanced, flexible shaft swing system trains your golf swing to stay on plane, balanced, and powerful. Swing it next to other golf swing trainers and you can feel the difference immediately. Trusted by hundreds of Tour Pros and over 500,000 golfers worldwide, the Orange Whip golf swing trainer provides instant feedback on tempo, swing plane, and balance. Use it as a pre-round warm-up, a practice tool to rebuild fundamentals, or an off-season fitness aid. 

Free training protocols on their Orangewhipgolf website.