Description: Sturdy Construction: This badminton swing trainer is crafted from quality ABS and stainless steel, ensuring long time durability for extensive training sessionsNonSlip Grip: The handle is featuring anti slip handle, providing a comfortable and security gripFeedback Mechanism: Designed to help you master the correct force application skill, this trainer provides real time auditory feedback with each swingCompact and Portable Design: Its small size makes it easy to carry around, allowing you to practice anywhere. The anti slip design ensures stability during useDimensions: The Badminton Racket Swing Trainer measures 30 cm/11.81 inch in total length with handle width of 3.3 cm/1.30 inch and head width of 2.1 cm/0.83 inch, making it easy to carry while maintaining high performance standards Specification: Material: Stainless Steel, ABS Size Chart: Length:30 cm/11.81 inchHandle width: 3.3 cm/1.30 inchHead width: 2.1cm/0.83inch Package Includes: 1Badminton Swing Training Aid Note: Please allow slightly errors 1-2cm/0.39inch-0.79inch differences due to manual measurement.