Enhance Your Swing: This golf swing training vest is designed to correct your posture and maintain the triangular form of your swing, effectively addressing the common "chicken wing" issue in golf swing. It helps keep your arms and shoulders aligned, improving your performance on the courseBreathable Material: Made from polyester, this golf swing training vest is breathable and sweat wicking, accelerating evaporation to keep you dry and comfortable during outdoor practice or competitionsGolf Accessory: The vest acts as a training aid during golf swing practice by assisting in coordinating arm and body movements while correcting swing postureVersatile Use: Ideal for beginners and players looking to improve their swinging skill, making it easier to control and stabilize during gamesIdeal Gift: This swing training posture correction tool makes an gift choice for family members, relatives, friends, or colleagues who are passionate about golf Specification: Material:Polyester Size Chart: Height 165cm/64.96inch, weight 50-55kg, chest circumference 46cm/18.11inch, shoulder width 28cm/11.02inch; Package Includes: 1Golf Swing Trainer Note: Please allow slightly errors 1-2cm differences due to manual measurement.