"A budget Razer chair that ditches ergonomic features, not fundamentals, for its price."
The 'Built-In Lumbar Support' is a permanent, non-adjustable curve in the chair's frame. Unlike a pillow or a mechanical system, this is a take-it-or-leave-it approach to posture support.
This is for buyers who prioritize the Razer brand and aesthetic on a sub-$300 budget. It's also a logical choice for those who find the aggressive bolsters of other racing-style chairs too restrictive and prefer a wider seat.
Anyone serious about ergonomic tuning should save for a chair with 4D armrests and an adjustable lumbar system. For about $100 more, the market offers chairs with significantly better adjustability, which is a worthwhile investment for all-day use.