Ergohost

Height-Adjustable Backrest — Easily raise or lower the high-back mesh for personalized full-spine support, fitting users of different heights perfectly

Multi-Directional Lumbar Support — Independently adjust lumbar pad height and forward/back depth to target lower back precisely and maintain natural spinal curve all day

3-Position Tilt Lock Mechanism— Lock the backrest and seat in 3 secure angles for upright focus, relaxed recline, or free rocking—ideal for work, rest, or dynamic sitting

4D Adjustable Armrests — Customize in 4 directions (height, depth, width, pivot) for ergonomic elbow and shoulder alignment in any task or posture

Sliding Seat Depth Adjustment — Extend or shorten the seat pan to match your thigh length, reducing leg pressure and improving circulation for long-hour comfort