Features: Designed with a scientifically shaped grip, this golf club handle corrector helps beginners fix improper holding postures and improve swing accuracy. Make from rubber for comfortable handling, this grip corrector ensures long lasting durability and elasticity. It withstands frequent training, reducing wear and tear. Easy Installation : Easily attaches to any standard golf club without tools, saving time and effort. Perfect for home, offices, or outdoor driving ranges, this portable grip trainer allows golfers to refine their techniques any times. Features a smooth surfaces for a comfortable grip during extended use. Suitable for all hand sizes and ages, from teens to adults, helping golfers achieve consistent swing. Specifications: Component: Rubber Color: Black/White/Blue/01/Light Gray/Yellow(Optional) Size: about 3.6x15.5cm/1.42x6.1inch Package Includes: 1pc Golf Grip Trainer note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.