Free, no-damage, headrest height modification for the popular Hyken mesh chair. This simple mod increases the headset height, won't cost you anything and will not damage the chair in any way. See the links below for the parts and tools I used:

Hyken Mesh Chair (black):
https://amzn.to/3GxYNLA (affiliate*)

Hyken Mesh Chair (charcoal gray):
https://amzn.to/3mjbnYb (affiliate*)

Hyken Mesh Chair (red):
https://amzn.to/3GvCcPQ (affiliate*)

-OR

https://www.staples.com/Staples-Hyken-Technical-Mesh-Task-Chair-Black/product_990119

*Purchasing from these Amazon affiliate links earns my channel a small commission. Think of it as a tip that doesn't cost you anything. Thanks for the support!