BIRCH Ergonomic Chair
Designed to blend seamlessly into your home while providing uncompromising support for your longest days.
The Birch Chair is an exploration in reductive design. It replaces the visual weight of traditional ergonomic chairs with a refined silhouette built for the home workspace.
The breathable mesh back adapts to your posture in real time, while the aluminum frame and precision mechanism support long workdays with quiet confidence.
⬩ IBionic Dual-Back System ⬩ Integrated gliding support that moves with your spine to relieve pressure.
· German BOCK® Chassis ⬩ Wire-controlled precision for effortless seat depth, height, and tilt adjustment.
· Dynamic 3-Position Recline ⬩ Adapts instantly to your natural movements with lockable support.
· Waterfall Seat Edge ⬩ Cushioned front edge prevents thigh compression and promotes blood circulation
. · Wintex® Flocked Mesh ⬩ Ultra-breathable, high-rebound fabric engineered for delicate touch and long-lasting resilience.
· Polished Aluminum Base ⬩ BIFMA-certified foundation rated to 130 kg / 286 lbs.
Seat height: 17.5 in - 21 in (44-53 cm)
Seat depth adjustable range: 2 in (5 cm)
Recommended user height: 5 ft 3 in - 6 ft 3 in (160-190 cm)
Weight capacity: 130 kg / 286 lbs
Ships in 3-5 business days · Free shipping
A chair that supports the body without disrupting the feeling of home.
Vatalla Design Studio
Integrated 3-in-1\nSpine Support
Anatomically contoured to cradle your lower back. The responsive curvature ensures flexibility and stability, providing elastic support right where you need it most. Proper posture starts at the base. The lower section firmly supports the sacrum, maintaining natural spinal alignment whether you are intensely focused or deeply reclining.
German BOCK® Mechanism
Precision engineering for effortless, intuitive posture control. Instantly adapt to any working mode.
Birch-Inspired Flow
Ditching the bulky separated lumbar structure, the seamless aluminum outer frame and highly elastic nylon inner frame create an organic, natural aesthetic inspired by birch branches. It adapts naturally to your movements.
3D Gliding Tracking
As you lean forward, recline, or twist, the innovative up-down and forward-backward linkage glides automatically to track your center of gravity, delivering a near zero-gravity experience.
Aerospace-Grade Frame
Crafted from high-purity ADC12 aluminum alloy, it passed the rigorous BIFMA 1136kg static load test. It provides an indestructible bionic foundation while maintaining a beautifully streamlined profile.
Korean WINTEX® Full-Mesh.
Uncompromising material quality for zero-gravity comfort.
Weight Capacity:
300 LBS
Elastic Recovery:
100,000+ Cycles
Certifications:
BIFMA & SGS
Uncompromising Safety.
BIFMA-certified foundation built for heavy-duty daily performance.
Class-4 Gas Lift (KGS®)
99.99% pure nitrogen. BIFMA certified with 85mm stroke.
High-Strength Base
Die-cast aluminum alloy. 340mm radius with polished finish.
Silent PU Casters
60mm diameter. Smooth glide without scratching hardwood floors.
See how others style their Birch.
"It completely changed my home studio. The mesh is so breathable and the frame is gorgeous."
"Finally an ergonomic chair that doesn't look like a spaceship. Beautiful and supportive."
"The German mechanism is incredibly smooth. Worth every penny for 8-hour work days."
Dimensions & Specs
Frequently Asked Questions
