Do-All Outdoors - Dancing Ball 4" Ground Bouncer, Rated for .22 - .50 Caliber WIDE CALIBER RANGE: This product is rated for all calibers .22 - .50 caliber soft nose ammunition. LONG PRODUCT LIFE: These reactive targets are built for long life and countless hours of fun with standard ground bouncers able to handle 1,000 plus rounds. EVOLVING AND CHALLENGING SHOTS: Help improve your shooting skills and accuracy with a target that never is the same shot twice. It will fly, bounce, roll, and run every time it is shot, challenging the shooter to locate and readjust for every shot. SELF-HEALING: The Impact Seal Ground Bouncing targets self-heals upon impact, thus adding to the long life of our product. LESS RESETING, MORE SHOOTING: With an unpredictable, self-healing target that never gives you the same shot twice, you will spend less time having to reset or replace your target and more time challenging your shooting skills and accuracy.