Features: The golfs putting glasses provides real time feedbacks to correct movements dynamically, guide swing effectively, and display trajectories clearly. High sensitivity glasses imaging ensures accurate detection of head deviation while eliminating excessive limb movement. Enhancing putting accuracy, and cutting down on movement adjustment phase during practice trainings effectively. The golfs Putting glasses provides quickly feedbacks on body errors, enabling intelligent error correction and helping users gradually adjust their swing gesture with adjustable height design. Perfect for golfers at any levels, this putting glasses finds utility in clubs, family spaces, and teaching institutions alike, offering a widely applicable approach to mastering strokes during practice training on the course or indoors. Specifications: Component: Acrylic Packaging Box Size: 315x195x35mm/12.4x7.68x1.38inch Package Includes: 1set golfs Putting glasses 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.