Sihoo Doro C300 Ergonomic Office Chair

Sale price$269.99 USD Regular price$399.99 USD
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Style: Black

Sihoo Doro-C300 is engineered to provide continual, next-level support and comfort to you, coming with self-adaptive lumbar support, flexible backrest, 3D coordinated armrests, and more, all for a comfortable seating experience even after long periods of time, allowing you to work with higher productivity and unleash your creativity.

  • Ergonomic lumbar support for constant waist comfort
  • Streamlined seatback that flexes and matches your back
  • Wide multi-adjustable headrest for high-precision neck and head support
  • 3D coordinated armrests to relax your arms in all postures
  • Smart weight-sensing chassis for an effortless and balanced reclining experience
  • Waterfall-shaped seat for weightless seating
Sihoo Doro C300

Dynamic lumbar support that moves with you

7-Day Worry-Free Trial

7-Day Worry-Free Trial

Experience the chair firsthand for 7 days. If you don't like it, return it and get a full refund.

3-Year Warranty

3-Year Warranty

Enjoy extra peace of mind and lasting comfort with our 3-Year Warranty.

Express Shipping

Express Shipping

Get your chair in just 5-8 days.

Satisfaction Guarantee

Satisfaction Guarantee

Contact for guaranteed satisfaction.

Dynamic lumbar support that moves with you

The BM (Body Movement) Tracking System of Sihoo Doro C300 guarantees that the lumbar support adjusts itself to the contours of your spine, ensuring both comfort and support for your back in various positions, all without requiring any manual adjustments.

Sihoo Doro C300 Ergonomic Office Chair

Streamlined backrest that flexes and comforms

Sihoo Doro C300's backrest boasts a streamlined design that naturally aligns with your back. Moreover, as you move your upper body, the backrest smoothly adjusts and conforms to your back, providing continuous support, all thanks to its flexible triangular frame.

Sihoo Doro C300 Ergonomic Chair

Wide and precise neck support

Utilizing an auto-lock mechanism, you have the flexibility to finely tune the headrest's positioning—whether raising, lowering, shifting forward, moving backward, or even rotating—in minor gradations, ensuring a secure and accurate fit around your neck.

Recline in comfort and support

When it's time to unwind from work, Sihoo Doro C300 allows you to recline comfortably, providing a generous amount of tilt along with dynamic lumbar support for your lower back. This ensures you experience the utmost comfort and support during your relaxation breaks.

sihoo doro c300 Recline in comfort and support
Feel weightless when seated in Doro C300

Feel weightless when seated in Doro C300

Sihoo Doro C300 ensures optimal weight distribution and pressure reduction on your thighs and hips by emulating the graceful shape of a waterfall. This innovative seat suspension prevents any discomfort or heaviness while seated, offering a truly comfortable experience.

sihoo doro c300 Made for comfort, made to last

Made for comfort, made to last

Sihoo Doro-C300 features a top-notch mesh design that promotes airflow, preventing any discomfort from sweating or feeling sticky. Additionally, it boasts a stylish and contemporary appearance, effortless cleaning, and exceptional durability for long-lasting use.

sihoo doro c300 Adaptable mechanism, comfortable reclining

Adaptable mechanism, comfortable reclining

By utilizing weight-sensing and mechanical conduction advancements, Sihoo Doro-C300's mechanism adapts to your body weight and movements, enabling a seamless and balanced sitting and reclining experience that is both comfortable and effortless.

Rigorously tested for your peace of mind

  • American BIFMA Testing Standards
  • German TUV Product Safety and Quality Certification
doro c300 American BIFMA Testing Standards
Control Doro C300 with ease

Control Doro C300 with ease

Located conveniently on the right, below the mesh suspension, the lever allows effortless adjustment of Sihoo Doro C300's height and tilt to achieve an ideal posture easily.

Rest your arms in 3 directions and in coordination

Rest your arms in 3 directions and in coordination

Doro C300 comes equipped with cushioned and supple 3-directional armrests that offer versatile adjustments – up and down, back and forth, and even pivot up to 75 degrees. Moreover, these armrests are synchronized with the seatback when reclining, providing an ideal solution for comfortably resting your arms in different positions while you work.


sihoo doro c300 Specifications

Sihoo Doro-C300 Ergonomic Office Chair


Mesh Back and Seat with Soft PU Coated Armrests


3D coordinated armrests


136 kg (300 lb)


43.5 - 46 cm (17.13 - 18.11 in)


51.5cm (20.28 in)


46 -55 cm (18.11 - 21.65 in)


26.2 kg (57.76 lb)


Our customer support is available Monday to Friday: 8am-8:30pm.

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Comfort level
Easy to assemble
Comfort level
Easy to assemble
Mesh material
Suspension System
Waterfall-shapedseat cushion
Lumbar support
Seat height
Seat width
Seat depth
Overall height
Recline angle
Net weight
Max Recommended Weight
Recommended user height range