Quelsoft Spine100 Ergonomic Office Chair

Designed for simple, everyday ergonomics, the Quelsoft Spine100 follows the natural curve of your spine to provide comfortable, targeted support. With intuitive adjustments and a supportive ergonomic design, it helps distribute pressure and keeps you comfortable throughout the day.

Sale price$199.99 USD
60-Day Free Trial
Try your chair at home. View return policy →
2–5 Day Free Delivery
Fast delivery with tracked shipping.
5-Year Warranty
Replacement parts for damaged components.
Lifetime Customer Support
Friendly assistance from real people.

Key Features

  • Adaptive Lumbar Support & Adjustable Seat Depth: Features a split backrest with elastic, adaptive lower back support and a sliding seat depth function to customize fit for different body types and relieve pressure during long sitting sessions.
  • Breathable Mesh & 3-Position Recline: Crafted with high-elastic, easy-to-clean mesh. Offers dynamic backrest reclining at 90° for work/study, 115° for focused tasks, and 130° for relaxation.
  • 3D Armrests & Removable Headrest: Soft PU-padded 3D armrests adjust up/down (2.8 in), forward/backward (2.8 in), and swivel sideways to fully support your arms. Includes a height- and angle-adjustable removable mesh headrest for neck alignment.
  • High-Back Heavy-Duty Design: Designed with a wide seat and high backrest suitable for users from 5'4" to 6'4" in height. Overall chair measures approx. 26.8" x 26.8" x 45.7"–51.2" with a robust weight capacity of up to 330 lbs.
Color: Black
Early Bird Offer
Enjoy 10% Off Your First Order
WELCOME10

Customers praised this ergonomic chair's comfort and extensive adjustability. The breathable mesh design, lumbar support, and customizable features (armrests, headrest, seat depth) received high marks. Assembly is straightforward taking 25-40 minutes. Some noted lumbar support needed adjustment time. "Great value for the price" with sturdy construction.

Chair (positive)Assembly (positive)Mesh (positive)Comfort (positive)Armrests (positive)
  • 5 stars: 16 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
J
J.
Took Some Getting Used to, but Now I Love It

When I first started using this chair, the lumbar support felt a little different from what I was used to. I had been sitting in a basic office chair for years, so it took me a few days to find the right adjustments and get comfortable with the extra support.

After using it for a while, I started to really appreciate the difference. My lower back feels much more supported during long work sessions, and I don’t feel as uncomfortable after spending hours at my desk. The chair itself feels sturdy, looks modern, and has plenty of adjustments to fine-tune the sitting position.

I’m glad I gave myself some time to get used to it. It has turned out to be a great upgrade for my home office.

J
J.
Comfortable and Versatile Office Chair

The chair arrived well packaged and took me about 30 minutes to assemble. Once put together, it feels sturdy and well made.
The mesh seat is comfortable and supportive, and I really like the amount of adjustability. The armrests, seat height, seat depth, and headrest can all be adjusted to find a comfortable position.
I felt comfortable in the chair right away, whether I’m working at my desk or leaning back to watch a movie. Overall, it’s a solid and versatile chair for everyday use.

J
J.
Comfortable and Breathable for Long Workdays

After using this chair for a while, the lumbar support has become one of my favorite features. It provides good support and helps me maintain a more comfortable sitting position throughout the workday.

The adjustable armrests are also very useful, and I can easily change their height and position to fit my desk setup. The mesh back is especially nice on warmer days because it stays breathable and doesn’t trap as much heat as my old chair.

Assembly was manageable on my own, and the instructions were easy to follow. Overall, this has been a great upgrade from my previous office chair, and I’m very happy with the comfort and support.

D
D.
Comfortable and Adjustable Office Chair

Assembly took me around 40 minutes. Once I got familiar with the instructions, everything was straightforward and all the parts fit together without any issues.

One of my favorite things about this chair is the mesh material. It keeps my back much cooler than my previous padded chair, especially during long workdays or warmer weather. Even after sitting for several hours, it still feels comfortable.

There are plenty of useful adjustments as well. I can customize the seat height, armrests, seat depth, and backrest to better fit my sitting position. The lower back support is especially nice when I’m working at my desk for longer periods.

Overall, the chair feels sturdy, well made, and comfortable. It has been a noticeable upgrade for my workspace, and I’m very happy with it.

E
E.
Great Value for the Price

I was pleasantly surprised by this chair. Delivery was quick, and assembly was much easier than I expected. The included instructions were clear, and the video guide made the whole process even simpler.

Once assembled, the chair feels sturdy and comfortable. The backrest provides good support and helps me maintain a better sitting position while working at my desk. I also like the different adjustment options, which make it easy to find a comfortable setup.

Overall, the quality feels very good for the price. I’m happy with my purchase and would definitely recommend it.

S
S.
Comfortable and Supportive for a Larger Build

After trying several office chairs, I finally found one that feels comfortable for longer sitting sessions. The seat feels spacious and supportive, and I don’t experience the same pressure and discomfort I had with my previous chairs.

I work from home most of the week, so having a chair that stays comfortable throughout the day makes a big difference. The overall design provides good support, and I can adjust the chair to better fit my sitting position.

So far, this has been a great improvement to my home office setup, especially for long workdays.

L
L.D.
A Very Good Ergonomic Chair

My old office chair was no longer in the best condition, so I started looking for a replacement and came across this one. So far, I’m very happy with my choice.

The chair feels sturdy and well made, and it’s also very comfortable to sit in. Assembly was simple and straightforward, and I had no issues putting everything together.

Overall, it feels like a solid, good-quality ergonomic chair. I’m very satisfied with it and would definitely recommend it.

M
M.C.
High Quality, Comfortable, and Very Adjustable

I’m very impressed with the overall quality of this chair. Assembly was straightforward, all the parts fit together well, and the chair feels sturdy once assembled.

The breathable mesh is comfortable for long hours, and I really like the amount of adjustability. The armrests, headrest, lumbar support, seat depth, and recline can all be adjusted to find a comfortable sitting position. The chair also feels stable and quiet when moving or leaning back.

Overall, it’s a well-built and comfortable ergonomic chair with plenty of useful features. Great value for the price and a solid choice for everyday office use.

R
R.C.
Comfortable and Relaxing for Long Workdays

I replaced my old office chair because I wanted something more supportive and comfortable for longer hours at my desk. This one has been a nice upgrade so far.

Assembly was easy with the included instructions and tools. The mesh material feels breathable, and the backrest and headrest provide comfortable support when I’m working or leaning back to relax.

I also like the amount of adjustability. The recline, armrests, seat height, and seat position can all be adjusted to fit the way I like to sit. Overall, it’s a comfortable and versatile office chair that works well for my everyday setup.

A
A.M.
Sturdy, Comfortable, and Easy to Adjust

This chair feels very sturdy and well built. Assembly was easy, with clearly labeled hardware, extra screws, and the necessary tool included.

It’s very comfortable and offers plenty of useful adjustments. I can change the seat height and depth, adjust the recline, and customize the headrest to fit my sitting position. The wheels also roll smoothly, and the chair feels stable when moving or leaning back.

Overall, I’m very satisfied with the comfort, quality, and adjustability. It feels like a great value for the price.

A
A.W.
Much More Comfortable Than My Gaming Chair

I switched to this ergonomic chair after being disappointed with my previous gaming chair, and I’m really happy with the change. The full-mesh design is comfortable and breathable, especially when I’m sitting at my desk for several hours.

The backrest provides good support, while the adjustable headrest and armrests make it easy to find a comfortable position. I also like being able to lean back and relax without losing support. The seat feels spacious and comfortable as well.

For me, this has been a big upgrade from a traditional gaming chair. It offers the comfort, support, and adjustability I was looking for, and I’m very satisfied with it.

N
N.H.
Great Upgrade for My Home Office

I had been using an older office chair for quite a while, but since I’m spending more time working from home, I decided it was time for an upgrade. So far, I’m very happy with this chair.

Assembly was simple and everything needed was included in the package. There are plenty of adjustment options, and I especially like being able to customize the seat height, headrest, and armrests to fit my desk setup.

The backrest feels supportive and helps me maintain a better sitting position during longer work sessions. It also looks just as good in person as it does in the pictures. Overall, it has been a comfortable and practical addition to my home office.

E
E.R.
A Huge Upgrade from My Gaming Chair

After being disappointed with my previous gaming chair, I decided to try an ergonomic office chair instead, and I’m really glad I made the switch.

The full-mesh design is surprisingly comfortable and much more breathable than the padded chair I had before. Even after sitting for a long time, it doesn’t feel hot or stuffy. The seat is spacious, and the backrest gives me good support while still allowing me to lean back comfortably.

I also really like the adjustable armrests and headrest. It’s much easier to position everything where I actually need it instead of relying on a fixed neck pillow like on many gaming chairs.

Overall, this chair feels much better suited for long hours at my desk. For a similar price to many gaming chairs, I personally prefer the comfort, breathability, and adjustability of this one.

S
S.L.
Comfortable and Adjustable for Long Hours

I spend a lot of time at my desk, and this chair has been very comfortable for longer work sessions. The lower back support fits nicely against my back, and being able to adjust the seat depth makes it much easier to find a sitting position that feels right.
I also really like the breathable mesh, especially after sitting for several hours. The recline settings are useful when I want to switch between working upright and leaning back for a short break. The adjustable armrests provide good support, and the headrest is a nice addition when I want to relax.
Assembly took me around 25 minutes and was pretty straightforward. Overall, the chair feels sturdy, comfortable, and thoughtfully designed for anyone who spends a lot of time working at a desk.

收起

O
O.M.
Extremely Comfortable and Well Made

I’ve tried quite a few office chairs, and this one has been one of the most comfortable so far. It arrived well packaged, and assembly was quick and straightforward. All the necessary tools were included, along with a few extra screws, which was a nice touch.
What stands out most to me is the lower back support. It feels supportive without being uncomfortable and makes a noticeable difference when I’m sitting at my desk for longer periods. The chair also feels sturdy, and the materials and overall finish are better than I expected for the price.
After using it, I’m very happy with the combination of comfort, build quality, and adjustability. It feels like a chair that should hold up well for everyday use.

D
D.T.
Very Comfortable for Long Workdays

I’ve been really happy with this chair. Assembly was straightforward and didn’t take very long. What I like most is the amount of adjustability—the headrest, armrests, backrest, and lumbar support can all be adjusted to find a comfortable sitting position.

The mesh back is breathable, which is especially nice when I’m sitting for several hours. The lumbar support also provides good support for my lower back during longer work sessions.

The chair feels sturdy and well made, and the modern design looks great in my workspace. Overall, it’s a comfortable and practical chair for working from home, gaming, or spending long hours at a desk.