Brock String, Vision Training Tool, Vision Convergence Training Tool Nearsightedness Correction Sight Focusing Training

Description

👀 See the Difference: Train Your Vision, Elevate Your Performance!

The Brock String is a vision training tool designed to improve convergence and concentration, making it ideal for those with nearsightedness. Made from high-quality, durable materials, this easy-to-use device is perfect for at-home therapy and enhances athletic performance by strengthening eye muscles and promoting better focus.