UPGRADED VERSION - Based on the valuable feedback from customers, we improved the product and now we are proud to introduce 2.0 Reflex Ball to you.THE BEST WAY TO GET OFF VIDEO GAMES AND KEEP ACTIVE -My 10 & 12 year old like it so much, that we came back and ordered several more Compatible upcoming birthday gifts Compatible their friends! My husband uses my sons so much I guess I will need more Compatible our house too. And best of all it gets them off the gaming systems and moving around- unprompted!FUN Compatible THE WHOLE FAMILY - Kids age 8+ and elders age up to 70+ are enjoying this competitive fun game, everyone are trying to beat each other by counting more consecutive punchesGREAT WORKOUT WITHOUT NOTICING - Reflex Balls are the new yo-yo Compatible people that enjoy fun activities while getting exercise on the side! The fun factor and mellow learning curve are surprisingly addictive, the time fly by and you dont realize how much youve been trainingTHE BEST WAY TO IMPROVE REACTION TIME & HAND-EYE COORDINATION! It might not going to improve your punching or boxing technique, but it will definitely improve youeaction time and hand-eye coordination while providing a fun warm-up exercise