【Impact Position Mastery】- Master the critical impact zone with our dual-color training system. The blue/green contrast visually guides proper forearm triangle formation, eliminating wrist flipping and weight shift errors. Maintain forward weight transfer through impact for consistently powerful strikes. 【Dynamic Swing Synchronizer】- Engineered with adjustable rope , this smart ball creates natural arm-body connection. maintain a perfect trianngle on the wrist 【Pro-Grade Muscle Memory Builder】- Can be used to correctly grasp the swing posture, fix and strengthen the arm distance muscle memory and avoid arm bendingTrain 5 key moves: putting, chipping, pitching, bunker play, and full swing. 【Training Comfort】- Scientific and reasonable design and construction, easy to use, smart ball can neck rope can adjust the length，Great for beginner to practice and professional for teaching and improving swing performance 【Portable Design】Made of aviation PU, Lightweight and durable, easily fitting into your sports bag. Whether heading to the driving range, green, or traveling, carry green ball golf training aid with ease and start professional training anytime, anywhere, unconstrained by space 【Golf Swing/Putting Training Connection Ball】 – Dual-color Connection Ball focuses on golf swing training to help you hit powerful shots. The key to a good shot lies in the position of the ball at impact. Most amateur players tend to shift their weight back and flip their wrists at impact, but with the Dual-color Connection Ball training, you will shift your weight forward and maintain a strong wrist position at impact, comfortably forming a perfect triangle between your forearms. 【Dual-color Visual Guide】 – The Dual-color Connection Ball features a contrasting color design, with different colored sides corresponding to different arm positions and impact points during the swing. Place the ball between your forearms, with the blue side facing forward during the backswing. At impact, the strike point (where the green and blue colors meet) should align directly with the golf ball. Continue the swing normally, ending with the green side facing forward. 【Adjustable Hanging Rope】 – Designed with an adjustable hanging rope, you can freely adjust the length to find the rhythm that suits your swing. This frees up your arms, allowing you to focus on swing training and providing a more comfortable swing experience. 【Portable & Soft Golf Accessories for Men】 – Lightweight and portable design allows you to practice indoors or outdoors anytime, anywhere. Made of soft PU material, it offers a comfortable training experience, making you fall in love with this golf putting training aid. Place the ball between your arms and see the results on the course! 【Suitable for all skill levels】This golf arm band training device is suitable for golfers of all ages and skill levels, from beginners to professional players. Whether you are right-handed or left-handed, this golf posture correction aid can ensure optimal performance and alignment, helping you build confidence in your swing technique.