From focused work to downtime, support that follows you.
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Free shipping & returns
Delivery: Aug 4 - Aug 7
Delivery: Aug 4 - Aug 7
Free 30-day returns
1 ,000,000+ happy customers
3-year warrantyLearn more
Ergonomic-certified products
Volume discounts
This additional discount is applied to the currently active price. The discount will be applied automatically in the cart, based on the number of items purchased in chairs category.
Qty
5-9
10-19
20-49
50+
Discount (%)
7%
10%
15%
20%
Features and benefits
Designed to fit a wide range of users
SitOne is built to provide comfortable, reliable support across a wide range of body types — so you can sit with confidence all day. With a wide range of customizable adjustments, you can fine-tune your fit and stay supported from morning to night.
Generously wide and cushioned
SitOne’s contoured seat is designed to support you comfortably while evenly distributing pressure to help reduce strain on your legs.
Ergonomic design
Designed for comfortable, supportive seating that promotes good posture. It helps keep your body in a natural position, reducing muscle strain and supporting long-term comfort.
Lets your back breathe
The mesh back promotes airflow to help keep you cool and comfortable during long workdays.
Certified quality
The chair meets rigorous BIFMA standards for durability and safety. Made with durable materials, it’s designed for everyday use — and backed by an extended 3-year warranty.
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Details
Free shipping
In stock - delivery Aug 4 - Aug 7
Tabletop materials explained
Premium
Premium tabletops
100% real wood grain
Every top is unique
Ages beautifully
Warm texture underhead
Best for: Natural, premium look
Limited-edition table tops
100% real wood grain
Every top is unique
Ages beautifully
Warm texture underhead
Best for: Natural, premium look
Classic tabletops
100% real wood grain
Every top is unique
Ages beautifully
Warm texture underhead
Best for: Natural, premium look
Meet SitOne
Designed to fit you, not the other way round
A sleep system designed for deeper recovery
Aligns with your body
Aligns your spine, hips and shoulders in their natural position.
Eases pressure on your legs
High-density foam evenly distributes pressure for added comfort.
Support for arms and shoulders
4D armrests adjust four ways to support your forearms and shoulders.
All-day comfort for your back
Lumbar support that eases pressure on your lower back.
From focused work to downtime, support that follows you.
Adjusts from 98° to 126° for flexible back support
Locks securely in 4 backrest positions
Supports a maximum weight of 300 lbs
A fit for every body
The spacious seat and its depth adjustment fit a wide range of body sizes. The adjustable headrest adds neck and head support, even for taller people.
As adjustable as it gets
Seat depth, armrests and height all move to your setup, so the fit is yours.
Set to your height
An adjustable headrest that sets to the right angle and height for your neck.
Soft and wide headrest
Gives your head a soft place to rest.
High-density foam cushioning
Holds its shape, so it's just as comfortable years in.
Breathable mesh
Air moves through, so you stay cool through long days.
Soft 4D armrests
Comfortable under your forearms, however you sit.
Certified for durability
BIFMA certification confirms that SitOne has passed hundreds of thousands of stress tests for safety, durability and sustainability.
Drop load proof test
300 lbs weight dropped onto the center of the seat.
Seating durability test
100,000 cycles. A 125 lbs weight falls onto the seat.
Backrest load test
A force of 1,001N is applied to the backrest for 1 minute.
Tilt mechanism test
300,000 cycles. Chair is tilted with 240 lbs weight on the center of the seat.
Forward overturning test
A vertical force of 600N is applied at points most likely to result in overturning.
Armrest durability test
60,000 cycles. A force of 400N is applied to each arm.
Rearward stability test
13 heavy discs are loaded against the backrest.
Swivel test
120,000 cycles. A 270 lbs weight is applied on the seat at both its maximum and lowest height.
How do we compare?
| Key features |
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Other brands
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|---|---|---|
| Long-lasting seat comfort | — | |
| Adaptive body fit | ||
| Consistent lumbar support | ||
| Full adjustability | — | |
| Smooth reclining mechanism | — | |
| Reinforced frame construction | — | |
| Built for higher loads | 300 lbs | ~280 lbs |
| Certified ergonomics | BIFMA, Prüfengel, and TÜV certified | |
| Dedicated customer care | ||
| Easy, risk-free returns |
| Key features |
|
Other brands
|
|---|
Technical specifications
General Information
Assembly method
Self-assembly
Assembly level
Easy, no extra tools required
Average assembly time
25 minutes
Chair warranty
3-year warranty
Free returns
30-day
Product features
Colors
Black, gray
Dimensions
45.5–49.2″ H × 26.6″ W × 23.6″ D
Max load capacity
300 lbs
Recommended height
Up to 6'1,5 ft
Seat fabric
Polyester
Frame construction
Nylon and glass fiber
Foam type
50-density molding foam
Lumbar support
In-built 4-way lumbar support system
Armrests
4-dimensional, full-metal mechanism, soft-coated top
Recline (tilt unlocked)
98° to 135°
Wheelbase
Nylon
Caster
Nylon
Product weight
40 lbs
Assembly Guide
What our customers say
Customers highlight SitOne’s ergonomic design, adjustable features, and lasting comfort. It’s seen as an affordable entry to quality seating, with easy setup and durable build. The added bonus of quick support and a 3-year warranty makes it a trusted pick.
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