How To Improve Your Eyesight In 4 Minutes (Brock String)

Many people deal with eye fatigue and convergence insufficiency. There is an easy solution and it is available to buy online, it is Brock string or beaded string.
Many people especially athletes prefer to do eye exercises to help them focus better and aim with more precision!

Here is a link to Amazon product I share in the video!
Eye Pin glasses and Brock string!

Here is a link to watch it again