Extra
$20Off
No Minimum Purchase.
Code: BF20
Apply it at checkout
Black Friday Exclusive Benefit
Doro C300 Pro V2 Ergonomic Chair
Support where you need it, from your head and back to your arms, hips, and legs.
From head and neck to back, waist, and arms, four support zones move together with your body.
SyncroFlex helps the backrest adjust as you sit, creating a closer fit for different body types. It feels more natural from the very first lean.
Not just for the lumbar. It helps support extend down toward the sacrum, filling the space where comfort is often lost.
A larger armrest surface supports more of your forearm, helping reduce pressure on the shoulders and elbows.
Buy More And Save More!
The discount will be automatically applied at checkout!
Grab
$30 OFF
Buy 2
Grab
$50 OFF
Buy 3~4
Grab
10% OFF
Buy 5+
Win Your Order Back
2 winners. Full refund. No cap.
Black Friday FAQs
What does “UP TO 65% OFF” mean?
The maximum 65% discount applies exclusively to selected products, specifically the M102C Pro during this Black Friday promotion. Other products are subject to separate promotional offers and are not eligible for 65% off. SIHOO reserves the right of final interpretation of this promotion.
Can coupons be combined with other promotional discounts?
No. During this Black Friday promotion, coupon codes cannot be combined with other promotional discounts or offers. SIHOO reserves the right to make the final determination regarding promotion eligibility and discount applicability.
Can I combine my subscriber discount with other offers?
Your subscriber discount can be used on our Black Friday sale prices. However, it cannot be combined with other discount codes or additional promotional offers.
Will there be a chance to win my order for free?
Yes! Orders placed on our U.S. store between November 6 and December 2 are eligible for our Black Friday free-order prize draw.
What does “win your order free” include?
If your order is selected, we’ll refund the full amount you paid, including shipping costs.
When will the winners be announced?
The winners will be announced on this campaign page on December 9. We’ll also notify winners by email, so keep an eye on the inbox associated with your order.
SINCE 2011
World Leader in Ergonomic Chairs
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122+
Countries. Recognized worldwide.
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2000+
Certifications by renowned media worldwide
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2.6M+
Customer Recognition
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15
Years of Company History
4.3 Stars Verified By Trustpilot
Loved By People Who Sit All Day
Real setups and real experiences from Sihoo customers.
I Recommend Sihoo Chairs!
I’ve owned a Sihoo office chair for 2 years. I love the design and functionality and look of the chair. It compares to hi tech office chairs that cost hundreds more. I have also found Sihoo’s customer service to be excellent. They respond quickly and with great care. I highly recommend buying from them.
I’ve owned a Sihoo office chair for 2 years. I love the design and functionality and look of the chair. It compares to hi tech office chairs that cost hundreds more. I have also found Sihoo’s customer service to be excellent. They respond quickly and with great care. I highly recommend buying from them.
Jan 10, 2026
Excellent ergonomic chair
I recently purchased the Sihoo Doro C300 Pro V2 and have been really impressed so far. The lumbar support is the standout feature, it actually adapts to your movement instead of staying fixed like on most office chairs I've tried before, which makes a real difference during long work sessions. The armrests and headrest are also fully adjustable, so I was able to dial in a setup that fits my body well.
Assembly was straightforward, and the build quality feels solid for the price point. I also reached out to customer support with a question about my order, and they responded quickly and were genuinely helpful in sorting things out.
Overall, a great ergonomic chair with real attention to comfort and customer care. Would recommend to anyone looking for a well-designed home office chair.
I recently purchased the Sihoo Doro C300 Pro V2 and have been really impressed so far. The lumbar support is the standout feature, it actually adapts to your movement instead of staying fixed like on most office chairs I've tried before, which makes a real difference during long work sessions. The armrests and headrest are also fully adjustable, so I was able to dial in a setup that fits my body well.
Assembly was straightforward, and the build quality feels solid for the price point. I also reached out to customer support with a question about my order, and they responded quickly and were genuinely helpful in sorting things out.
Overall, a great ergonomic chair with real attention to comfort and customer care. Would recommend to anyone looking for a well-designed home office chair.
Aug 16, 2026
réactivité du SAV SIHOO
J'ai acheté il y a 4 ans un fauteuil chez Sihoo, qui fonctionne toujours très bien. J'ai dernièrement contacté le service client pour le changement d'une pièce que j'ai abimé. J'ai été surpris de la rapidité de prise en compte de ma demande. Bravo au support !!
J'ai acheté il y a 4 ans un fauteuil chez Sihoo, qui fonctionne toujours très bien. J'ai dernièrement contacté le service client pour le changement d'une pièce que j'ai abimé. J'ai été surpris de la rapidité de prise en compte de ma demande. Bravo au support !!
Jul 16, 2026
Erstklassiger Büro-Stuhl und genialer…
Erstklassiger Büro-Stuhl und genialer Service!
Ich habe mir hier einen Büro-Stuhl gekauft und bin schlichtweg begeistert. Sowohl die Verarbeitungsqualität als auch der Sitzkomfort sind fantastisch – man merkt sofort, dass hier auf hohem Niveau produziert wird.
Besonders hervorheben möchte ich aber den Support: Bei einer Frage zum Produkt wurde mir blitzschnell, super freundlich und absolut kompetent geholfen. Ein so starker Kundenservice ist heutzutage wirklich selten.
Wer auf der Suche nach einem hochwertigen Büro-Stuhl ist und Wert auf verlässlichen Service legt, trifft hier die perfekte Wahl. Ich kann den Kauf uneingeschränkt weiterempfehlen!
Erstklassiger Büro-Stuhl und genialer Service!
Ich habe mir hier einen Büro-Stuhl gekauft und bin schlichtweg begeistert. Sowohl die Verarbeitungsqualität als auch der Sitzkomfort sind fantastisch – man merkt sofort, dass hier auf hohem Niveau produziert wird.
Besonders hervorheben möchte ich aber den Support: Bei einer Frage zum Produkt wurde mir blitzschnell, super freundlich und absolut kompetent geholfen. Ein so starker Kundenservice ist heutzutage wirklich selten.
Wer auf der Suche nach einem hochwertigen Büro-Stuhl ist und Wert auf verlässlichen Service legt, trifft hier die perfekte Wahl. Ich kann den Kauf uneingeschränkt weiterempfehlen!
Aug 21, 2026
Sihoo S300 is comfortable
I have the s300 and it is a very comfortable chair. I’ve been really happy with the overall ergonomics, and I think it’s one of the best chairs you can get at this price point. The only area that could use some improvement is the durability of the seat mesh. Overall, though, it’s a very comfortable and supportive chair and a great value for the price.
I have the s300 and it is a very comfortable chair. I’ve been really happy with the overall ergonomics, and I think it’s one of the best chairs you can get at this price point. The only area that could use some improvement is the durability of the seat mesh. Overall, though, it’s a very comfortable and supportive chair and a great value for the price.
Sep 2, 2026
SIHOO Doro C300
I’ve just bought the SIHOO Doro C300 and I’m beyond impressed! It’s incredibly comfortable even after hours of sitting — the breathable mesh keeps me cool and the dynamic lumbar support actually adapts as I move around, so my back feels supported all day. The headrest and 4D armrests are great for finding the perfect position, and the overall build feels solid and durable. Assembly was easy and quick. A brilliant ergonomic chair for work or home office — totally worth the purchase
I’ve just bought the SIHOO Doro C300 and I’m beyond impressed! It’s incredibly comfortable even after hours of sitting — the breathable mesh keeps me cool and the dynamic lumbar support actually adapts as I move around, so my back feels supported all day. The headrest and 4D armrests are great for finding the perfect position, and the overall build feels solid and durable. Assembly was easy and quick. A brilliant ergonomic chair for work or home office — totally worth the purchase
Jan 27, 2026
Gran silla y un servicio postventa excepcional
Tras meses de uso diario, la Doro C300 Pro V2 me parece una silla excepcional a nivel ergonómico. Es comodísima incluso en jornadas largas, la malla mantiene la espalda fresca y transpirada, y aguanta el uso intensivo sin ceder ni perder firmeza con el tiempo. Los materiales y los acabados son de muy buena calidad, se nota que está bien construida y pensada para durar.
Y el servicio de atención al cliente ha estado a la altura del producto: rápido, cercano y resolutivo. Es el ejemplo claro de cómo debería ser un servicio postventa de calidad. Producto y trato, ambos sobresalientes. Muy recomendable.
Tras meses de uso diario, la Doro C300 Pro V2 me parece una silla excepcional a nivel ergonómico. Es comodísima incluso en jornadas largas, la malla mantiene la espalda fresca y transpirada, y aguanta el uso intensivo sin ceder ni perder firmeza con el tiempo. Los materiales y los acabados son de muy buena calidad, se nota que está bien construida y pensada para durar.
Y el servicio de atención al cliente ha estado a la altura del producto: rápido, cercano y resolutivo. Es el ejemplo claro de cómo debería ser un servicio postventa de calidad. Producto y trato, ambos sobresalientes. Muy recomendable.
Aug 31, 2026
Prodotto veramente di ottima qualità
Prodotto veramente di ottima qualità. Ho avuto un problema con una componente di plastica morbida e l'assistenza mi ha aiutato a trovare una soluzione anche se sono passati più di tre anni dall'acquisto, veramente professionali.
Prodotto veramente di ottima qualità. Ho avuto un problema con una componente di plastica morbida e l'assistenza mi ha aiutato a trovare una soluzione anche se sono passati più di tre anni dall'acquisto, veramente professionali.
Sep 11, 2026
