Brock String - Vision Convergence Training Tool - Train Vision, Improve Strength & Athletic Performance, and More!

Descripción

👁️‍🗨️ Sharpen your vision, sharpen your edge.

The Brock String is a 6-foot vision convergence training tool designed to improve eye strength and athletic performance. Featuring tight-fitted durable beads on a high-quality string made from plastic, rubber, and metal, it offers a compact, easy-to-use solution for enhancing convergence insufficiency and sports-specific eye training from home.