The Smart Ball helps you sync your arms and body for better sequence, solid contact, and effortless power. Works for everything from short game shots to full swings. FEATURES Plugs Your "Power Leaks" Helps You Hit Longer AND Straighter Syncs Up Your Body & Arms Eliminates the Dreaded "Chicken Wing" Encourages an "Inside Out" Strike Helps You "Get Through" Your Shots Lengthens & Strengthens Body Pivot Keeps Arms/Wrists "Quiet" on Putts Used on the PGA Tour Instant Game Improvement Fixes Full Swing & Short Game Fits Everyone (Men, Women, Kids) Works for Beginners to Pros Works for Righties & Lefties Small, Lightweight, Portable