The Measles Ball isn’t just fun—it’s a training tool that helps visualize spin, speed, and cue ball paths. Those red dots reveal everything about your stroke and follow-through. Cue Components makes it easy to grab this simple, effective tool to build muscle memory and sharpen your overall cue ball control. http://cuecomponents.com/products/pro-red-dot-tv-measles-cue-ball-2-1-4