Golf Putting Trainer Double Training Golf Practice Balance Training Double Training Aids Easy to Use Features: This training tool helps you perfect your swing by ensuring the stays in the center of club line, indicating correct practice. The double feature enhances balance training accuracy, while the plastic and fiber materials provide impact resistance for long terms use. Small and portable, this golf training is perfect for sharpening your putters, whether you're practicing indoors and outdoor. Whether you is a novices lookings to develop basic skill / experienced golfers, this golf training is the perfect addition to your practice routine. Improve your golf putting skill and balance with our golf training which perfect for golfers. Specifications: Material: plastic and fiber Size: about 10.5x4.3cm/4.13x1.69inch Package Includes: 1x Double Putting Training note Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.