---
product_id: 791551133
title: "Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility"
brand: "brock string"
price: "R3"
currency: ZAR
in_stock: false
url: https://www.desertcart.co.za/products/791551133-vision-convergence-insufficiency-training-tool-for-eye-muscle-strengthening-focus
store_origin: ZA
region: South Africa
---

# 5 tightly fitted beads for targeted focus High-quality durable string for muscle training 10-foot precision Brock String Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility

**Brand:** brock string
**Price:** R3
**Availability:** ❌ Out of Stock

## Summary

> 👁️‍🗨️ Sharpen your vision, strengthen your focus, and never miss a moment!

## Quick Answers

- **What is this?** Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility by brock string
- **How much does it cost?** R3 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/791551133-vision-convergence-insufficiency-training-tool-for-eye-muscle-strengthening-focus)

## Best For

- brock string enthusiasts

## Why This Product

- Trusted brock string brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable High-Quality String:** Built to withstand rigorous daily use for lasting results
- • **Targeted Focus with 5 Beads:** Enhances depth perception and visual agility with pinpoint accuracy
- • **Precision 10-Foot Brock String:** Engineered for optimal eye muscle convergence training
- • **Comprehensive Sports Vision Training:** Boosts athletic performance by sharpening eye coordination
- • **Easy-to-Follow Instructions Included:** Get started immediately with clear, professional guidance

## Overview

The Vision Convergence Insufficiency Training Tool features a 10-foot Brock String with 5 tightly fitted beads on a durable high-quality string, designed to improve eye muscle strength, focus, and visual agility. Ideal for sports vision training, it comes with clear instructions to help professionals and enthusiasts enhance their visual performance effectively.

## Description

Full description not available

## Features

- 10 Foot Brock String
- Convergence Insufficiency Trainer
- Sports Vision Training
- 5 Tightly Fitted Beads on High Quality String
- Instructions Included

## Images

![Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility - Image 1](https://m.media-amazon.com/images/I/513qIyNgBPL.jpg)
![Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility - Image 2](https://m.media-amazon.com/images/I/615dTbVdzbL.jpg)
![Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility - Image 3](https://m.media-amazon.com/images/I/51od-gk8pjL.jpg)
![Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility - Image 4](https://m.media-amazon.com/images/I/61lJnrLSL-L.jpg)
![Vision Convergence Insufficiency Training Tool for Eye Muscle Strengthening, Focus Exercise and Agility - Image 5](https://m.media-amazon.com/images/I/61BKsBy53-L.jpg)

## Available Options

This product comes in different **Size, Style** options.

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**Shop now:** [https://www.desertcart.co.za/products/791551133-vision-convergence-insufficiency-training-tool-for-eye-muscle-strengthening-focus](https://www.desertcart.co.za/products/791551133-vision-convergence-insufficiency-training-tool-for-eye-muscle-strengthening-focus)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-16*