
FREE shipping to
The Sihoo Doro S100 Ergonomic Office Chair revolutionizes workspace comfort with its dual dynamic lumbar support system, featuring a 4-spring adaptive mechanism that provides 6D automatic adjustment to perfectly conform to your body's movements. Experience 4D coordinated armrests with ultra-soft padding that adjust 7cm vertically, 3cm horizontally, and pivot 72°, while synchronizing with the reclining backrest for optimal arm positioning. The advanced independent backrest offers 5-height adjustment with high-resilience mesh, accommodating users from 150-190cm while the dual-wing lumbar system delivers targeted support. The pressure-relieving seat cushion features 5cm depth adjustment and a waterfall-edge design to maximize thigh support and circulation. Built with premium materials and backed by BIFMA/SGS certifications, this chair combines sophisticated ergonomics with durable construction, supported by our 3-year warranty with free replacement parts for any quality issues.

The Sihoo Doro S100 Ergonomic Office Chair revolutionizes workspace comfort with its dual dynamic lumbar support system, featuring a 4-spring adaptive mechanism that provides 6D automatic adjustment to perfectly conform to your body's movements. Experience 4D coordinated armrests with ultra-soft padding that adjust 7cm vertically, 3cm horizontally, and pivot 72°, while synchronizing with the reclining backrest for optimal arm positioning. The advanced independent backrest offers 5-height adjustment with high-resilience mesh, accommodating users from 150-190cm while the dual-wing lumbar system delivers targeted support. The pressure-relieving seat cushion features 5cm depth adjustment and a waterfall-edge design to maximize thigh support and circulation. Built with premium materials and backed by BIFMA/SGS certifications, this chair combines sophisticated ergonomics with durable construction, supported by our 3-year warranty with free replacement parts for any quality issues.

SIHOO M59AS Ergonomic Office Chair - Adaptive Support for Work & Leisure. Engineered for versatile use in home offices, gaming setups, studies, and bedrooms, the SIHOO M59AS combines intelligent ergonomic design with all-day comfort. The double-back structure and auto-adjusting lumbar pillow dynamically conform to your spine, while the 3D coordinated armrests rotate and slide to support your arms in any position. Featuring a saddle-shaped seat cushion and durable mesh back, this chair promotes airflow and reduces pressure during extended sitting. With 90° flip-up armrests that tuck neatly under desks, 360° swivel mobility, and quiet wheels that glide across floors, it adapts seamlessly to your space. Certified by BIFMA and SGS to support up to 150kg, this big and tall ready desk chair is built for lasting performance.

The SIHOO A3 office chair, an innovative ergonomic model, uses advanced technology to ensure comfortable sitting and proper posture. It features automatically adjustable 4D headrest, lumbar support, linked 3D armrests, an intelligent gravity mechanism, and automatic adjustment, along with a soft backrest and breathable mesh seat for all-day comfort. Its 3D headrest offers wide-angle adjustment (4.5cm up/down, 6.5cm forward/backward, 20° angle) and is made of soft mesh with a triangular soft elastic frame and support straps for back support; the 4-position adjustable 6cm liftable backrest suits all heights and auto-reverts to level 1 when at maximum height. It also comes with domino auto-adaptive lumbar support. The intelligent gravity mechanism with weight-adjustable resilience enables 2-step auto-adjustment and tilting from 92° to 100° to 112° (max), allowing comfortable rocking or short breaks. Certified by American BIFMA and German TUV, it has passed tests like backrest strength and seat impact tests, and is equipped with SGS Class 4 cylinders for durability and safety. It comes with a 3-year warranty, with support available for any product issues.

The ACGAM CG-4746 Gaming Office Chair delivers ergonomic comfort with a premium foam backrest and contoured seat cushion for full-body support, reducing fatigue during long work or gaming sessions. Its adjustable height (1.57'') and 360° swivel enhance mobility, while padded armrests and leather upholstery add luxury and flexibility. Built for durability, the nylon base supports up to 300 lbs, featuring smooth-glide wheels for effortless movement—all wrapped in a sleek, embroidered design that elevates any workspace.
| Pros for SIHOO - Doro S100 Ergonomic Office Chair Computer Desk Chair with 3 Back Support Model & Dual Dynamic Lumbar Support - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | There were no pros for this product— | Comfort, Build Quality, Size, Assembly, Mobility |
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
I bought the chair November 2nd. December 2nd the seat snapped off the base.
NerminI Posted