ThunderX3 Yama7 Series Ergonomic Chair @ TechPowerUp
 

The ThunderX3 Yama7 chair costs a bomb, but the design stands out from the crowd and is very comfortable. Breathable, high-tensile mesh fabric ensures flexibility and durability, and also included are ergonomic features, like a fully adjustable headrest and integrated lumbar support.

https://www.techpowerup.com/review/t...gaming-chair//