Tik Tok Sound Alerts Wrong Posture: Golf Swing Trainer is an integrated alarm device made of special material that immediately produces a sound if you bend your elbow while swinging. You will be alerted that your posture is incorrect and should adjust to keep your left arm straight. Application: Thanks to the sound alert of our golf trainer, golfers can detect improper bending of the left arm and maintain a straight arm position, helping to develop an effective and consistent swing over time. Suitable for all golfers or golf lessons, especially beginners. Posture Warning: During use, when the elbow bends, the device provides a posture correction alert. This prompts the user to straighten the arm, promoting proper form and gradually improving swing technique. Suitable for all golfers or instructors, particularly beginners. Breathable Material: Our golf swing training aid is made of high-quality, breathable nylon webbing with Velcro fasteners, ensuring durability and lightweight comfort. It applies no pressure and offers high flexibility, allowing easy placement on the arm to maintain the correct alignment between the left foot and right knee. Secure Fit, Reliable Alerts: Compared to basic belt-style trainers, our design wraps fully around the elbow, minimizing movement during use. This secure fit ensures consistent positioning and more reliable feedback throughout the swing.