Golf Gruva! Most advanced Golf Swing Trainer ever! The Golf Gruva! The Golf Gruva is our signature product and the most advanced on the market. This training system with its unique multi-swing-plane design will conquer and withstand your biggest swing challenges. As the most detailed swing trainer available, you'll see results in your first time on the Golf Gruva! The revolutionary multi-plane-swing system is set up for each individual according to height and is adjustable and collapsible for easy storage. This system will diagnose your swing faults, and give you instant feedback to reinforce the best parts of your swing and let you feel where you're going wrong. Expect instant improvement in your scoring! Simply follow the path to excellence. Get ready to be impressed!