Features: This Golf Grip Trainer corrects hand positioning for swing accuracy, features durability plastomer materials and tool free installation in second. The ergonomic antislip with reinforced plastomer enhances comfort during extended practice while resisting wear in humid or high temperature conditions. Designed for golfers pursues swing consistency – from novices mastering fundamental to advanced player refining grip accuracy. Optimize driving range or backyard drill with its universal compatibility across standard club grip and weather resistant construction. Transform inconsistent swing into powerful strokes through muscle memory trainings, combining grip alignment correction with swing plane reinforcement in one versatile golf trainings aid. Specifications: Dimension:11.9×2.5cm/4.68×0.98in Component:plastomer Package Includes: 4pcs Hand Swing Corrector note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.