Dynamic Lumbar Support The advanced lumbar support system automatically adjusts to your spine, providing continuous back comfort without any manual tweaking.
Adaptive Design Engineered to fit users from152 cmto191 cm, ensuring everyone enjoys optimal support.
Spacious Cushion A larger seat cushion enhances comfort and offers plenty of room, with an adjustable seat depth for a perfect personalised fit.
4-Direction Adjustable Armrests Armrests move in six directions up/down, forward/back, rotated inwards/outwards—giving you versatile arm positioning throughout long workdays.
Easy Controls Effortlessly adjust seat height and recline angle using a single, conveniently placed handle.
Flexible Backrest The streamlined backrest flexes with your movements, offering continuous support as you shift position.
Precision Headrest Adjustment Fine-tune headrest height, depth or rotation to achieve the ideal neck support and comfort.
Sleek, Modern Design With its contemporary aesthetic, the Sihoo DORO C100 complements any workspace—office, home or study.
Breathable Mesh Fully breathable mesh is elastic, soft and skin-friendly—durable, easy to clean and perfect for all-day comfort.
Specification
Headrest
3D mechanical headrest
Mechanism
Smart weight-sensing mechanism with spring system
Mesh material
High-elasticity wave mesh
Suspension System
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Waterfall-shaped seat cushion
Original
Lumbar support
Self-adaptive dynamic lumbar support
Armrests
4D coordinated
Seat height
47 - 55 cm (18.50 - 21.65 in)
Seat width
49.5 cm (19.49 in)
Seat depth
42.5 cm (16.73 in)
Overall height
106.5 - 125.5 cm (41.93 - 49.41 in)
Recline angle
110°, 120°, 130°
Net weight
23.20 kg (51.15 lb)
Max Recommended Weight
136 kg (300 lb)
Recommended user height range
150 - 180 cm (5' - 5'11")
Benefits
Supports up to136 kg
Dynamic lumbar support for all-day back comfort
Designed to suit users from152 cmto190 cmtall
Spacious seat cushion with adjustable depth
4D adjustable armrests for versatile support
Certified by BIFMA and SGS for quality and durability
Endorsed by The Gadgeteer, MMORPG, and loved by thousands of workers for ergonomic excellence
Enjoy lasting comfort and peace of mind with our full 3-year warranty.
Sihoo A3 DORO-C100 Ergonomic Office Chair
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Our core values
Trust Through Transparency From clear pricing to up to 5 years of hassle-free warranty, we build long-term relationships with clients by being open, honest, and supportive — even beyond warranty.
Accessible Premium Quality By importing directly and keeping margins minimal, we make world-class office furniture affordable and within reach for every office, freelancer, and home workspace.
Ergonomics for Everyone We design and source products that solve real seating problems — helping people work smarter, stay healthier, and live pain-free.
How to Choose your Perfect Chair Key Tips to Consider
Before investing in a chair, make sure it fits your body, your work, and your health. Here’s what to check:
Fitting Your Body: Every individual is unique. A good chair should allow your feet to rest flat on the floor (or a footrest) with knees at a 90-degree angle, and your lumbar spine should feel fully supported. Customizable features like adjustable seat depth, backrest, and armrests are vital for this personalized fit.
Fitting Your Work: Consider your daily tasks and workspace. Are you typing for hours, or frequently moving? Different chairs suit different work styles. The type of desk you use also influences required adjustability.
Fitting Your Health: A quality ergonomic chair promotes good posture, reduces pressure points, and encourages healthy movement. This is crucial for preventing back and neck pain, improving circulation, and ensuring a more comfortable, focused work life.
Look for ergonomic features like adjustable lumbar support, headrest, and seat depth. These ensure your spine stays aligned during long hours of work.
Your feet should rest flat on the floor with knees at a 90° angle. An adjustable height mechanism is essential for healthy posture.
Mesh backs provide airflow to keep you cool, while high-density foam ensures comfort during long sessions.
Check if the chair is built to support your body comfortably for years. At Neva, our chairs come with up to 5 years hassle-free warranty.
Modern, minimal, executive, or home office — your chair should not only feel great but also elevate your workspace aesthetics.
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