Description: Product Name: This golf swing trainer ball is a great tool for practicing and correcting your swing, an arm corrector to help improve your form. Easy to put on and take off, it fits most wrist sizes and can be adjusted according to your wrist size for better functionality and improved swing skills.Material: Made from PVC nylon, this golf training aid is reliable and designed to withstand repeated use, providing you with long term reliability on the course or at the driving range. Enhances stability and confidence during the swing while improving the accuracy of direction and distance.Size: With a ball diameter of 15cm/5.91inch, this golf swing trainer ball is compact enough for easy storage and transport, yet large enough to provide effective training feedback, helping you maintain a straight elbow during your golf swing.Versatile Use: Whether you're a beginner looking to learn the golf or an experienced golfer wanting to refine your skills, this Golf Swing Trainer Ball makes a great addition to any golfer's training equipment. Suitable for golf beginners, golf coaches, or those who need wrist protection.Package Includes: Each purchase comes with 1 golf swing trainer ball and 1 inflator pump (color random). This complete set ensures you have everything you need to start improving your golf swing right away. Specification: Material: PVC, Nylon Size Chart: Ball Diameter 15cm/5.91inch Package Includes: 1 Golf Swing Trainer Ball1 Pump (Random Color) Note: Please allow slightly errors 1-2cm differences due to manual measurement.