MIKOSI Golf Swing Trainer Aid, 40 Inch Golf Warm Up Stick with Arm Band, Improves Swing Rhythm, Speed, Flexibility, Balance, Portable Golf Training Accessories for Backyard Indoor Outdoor Practice

["Instant Swing Correction with Soft EVA Ball Head: This golf swing trainer features a unique soft EVA ball head design that can detect swing plane errors, enhancing swing speed, power, and flexibility while strengthening your core muscles to help you achieve a stable and powerful swing","Build Pro Swing Tempo: The ultra-elastic fiberglass golf swing aid is made from flexible materials and has a reinforced tip-body connection, enabling it to endure thousands of swings without breaking. It creates a natural lag during swings, helping to achieve better rhythm and balance","Develop a Standard Grip Posture: The golf training aids features an ergonomic anti-slip handle with a built-in palm groove design that conforms to the natural grip curve of your hand, helping you establish muscle memory for the proper grip","Practice Anytime Anywhere: This golf tempo trainer easily fits into your golf bag and complies with course regulations. Whether for indoor practice, outdoor training, pre-game warm-ups, or just relaxing, it's the perfect choice","Product Size: This 40-inch swing speed trainer is specially designed for beginner and intermediate players who are under 5 feet 6 inches (about 168 cm) tall. It comes with a dedicated arm strap that effectively corrects improper 'chicken wing' swing actions"]