1. Easy to Carry: Our golf swing training aids can be folded to fit your suitcase or golf bag. So you can warm up at home, hotel room or office. Golf training equipment can help repair problems such as flat shoulder plane, reverse spine angle and excessive rotation. 2. Adjustable: The combination of professional players and coaches' training methods with modern technology. The arm length can be adjusted according to indoor and outdoor golf swing practice. 3. Essential for Beginners: Golf arm training aids are designed for beginners and experienced professionals. This golf protector can be equipped with a variety of swing types, hand size and arm length, with comfortable shoulder protection, ergonomic cushion grip and adjustable angle. 4. Perfect Gift: When you often go to a friend's house to attend a party, you can give one to your friend, which is very convenient for your party entertainment. Color: Black Material: TPR+Stainless steel + plastic Package Contents: 1*Golf Posture Corrector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.