Features: Made of durable material with the features of strong, durable and lightweight for a long for time using.Thickening the foam tube can reduce the friction between the body and the exerciser. A Must-have Train-er For Beginners: If you are just starting to for play golf, you will need our golf training tools to maintain a standing posture. An accurate swing posture is necessary. Maintain A Standard Wrist Posture: This golf practice club swing correction tool aims to increase distance and accuracy by improving swing plane, swing speed, clubface alignment, and follow-up. Comfortable To Wear: With a high degree of flexibility, you can easily put your elbow into the armband to establish and maintain a proper distance between your left foot and right knee. Helps You Maintain A Standard Swing: You can easily bend or raise your arms during the swing to change the direction of power during the swing. With the aid of a golf swing assist device, you can keep your arms straight and make the direction of the swing force consistent with the front. Specifications: Material: Gum Weight: 300g Color: Black Red/Yellow Black/Yellow White Size: approx.40x50cm/15.75x19.69in Package Includes: 1 x Golf Spinner note: Please allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!