Halloween is here – and there’s nothing scarier than back pain or bad posture. This season, treat yourself to real comfort with Sihoo’s ergonomic office chairs, crafted to support your body whether you’re working, studying, or gaming.
From 13th to 31st October 2025, enjoy our Halloween Spend & Save promotion – discounts are applied automatically at checkout, no code required!
Halloween Discount Tiers:
- - Spend €100 → Save €10
- - Spend €200 → Save €25
- - Spend €300 → Save €40
- - Spend €600 → Save €100
- - Spend €1200 → Save €250
Discounts are automatically applied based on your basket subtotal (excluding shipping and gift cards).
Why Choose Sihoo Ergonomic Chairs
Comfort shouldn’t be a luxury – it’s essential. Every Sihoo chair is designed with ergonomic precision to support your spine, reduce fatigue, and improve productivity, featuring modern design and long-lasting materials.
- Adaptive lumbar support that moves with your body
- 4D armrests for multi-directional adjustability
- Breathable mesh fabric for all-day comfort
- Free EU shipping + 30-day returns + 3-year warranty
Stars of the Season
Sihoo Doro C300 – Smart Ergonomics for Every Body
The Doro C300 is Sihoo’s premium ergonomic chair, engineered for all-day comfort and precise support.
Key Features & Specifications:
- Adaptive lumbar support – automatically adjusts to your spine
- 3D mechanical headrest – wide and tilt-adjustable
- 4D armrests – height, depth, width, and angle adjustable
- Waterfall seat design – relieves pressure on hips and thighs
- Smart tilt mechanism – balances body weight for effortless recline
- Breathable elastic mesh – soft yet supportive for long sitting hours
- Weight capacity: up to 136 kg
"Moves with you – not against you."
Now in the Halloween Sale – save up to €250 automatically!
Doro C300 Ergonomic Office Chair
Engineered with adaptive lumbar support, 4D adjustable armrests, and a breathable mesh design, the Doro C300 delivers all-day ergonomic comfort and effortless recline.
Sihoo Doro S100 – Dual Dynamic Support, Pure Comfort
The Doro S100 takes ergonomics to the next level with its dual dynamic lumbar system, providing personalized lower back support in real time.
Key Features & Specifications:
- Dual dynamic lumbar support – adapts naturally to your movements
- 5-position adjustable backrest height – suits different body types
- Seat depth adjustment – up to 5 cm
- 4D armrests – fully adjustable for custom comfort
- 135° recline angle – perfect for work, relaxation, or breaks
- High-density mesh – durable and breathable
- Weight capacity: approx. 136 kg
Ideal for professionals seeking premium comfort at a fair price.
Enjoy automatic Halloween discounts sitewide!
Sihoo S100 Ergonomic Office Chair
Featuring dual dynamic lumbar support, 5-level adjustable back height, and flexible 4D armrests, the Doro S100 adapts perfectly to your posture for lasting comfort and balance.
Sihoo M59AS – Compact, Ergonomic, and Space-Saving
The M59AS combines ergonomic functionality with a space-efficient design, making it ideal for modern workspaces and home offices.
Key Features & Specifications:
- Dual-section backrest – provides targeted upper and lower back support
- Adaptive lumbar support – keeps your spine naturally aligned
- 3D flip-up armrests – save space when not in use
- Adjustable headrest and seat height – for personalized comfort
- Breathable mesh material – cool comfort during long sessions
- BIFMA & SGS certified – tested for safety and durability
- Height: 111–119 cm, Seat width: 47 cm
Compact comfort with full ergonomic support – perfect for smaller spaces.
Now available in the Halloween Sale – automatic discounts applied!
Sihoo M59AS Ergonomic Office Chair
A compact ergonomic chair with dual-section backrest, flip-up 3D armrests, and adaptive lumbar support — ideal for home offices seeking both comfort and space efficiency.
How to Save Even More This Halloween
- Add your favorite Sihoo chairs to your basket.
- Proceed to checkout – discounts apply automatically.
- Enjoy free EU shipping and 30-day returns.
Offer valid until 31 October 2025 – while supplies last.
Sihoo – Sit Better, Live Better
Join over 10 million Sihoo users worldwide who trust ergonomic comfort for healthier, more productive living.
This Halloween is the perfect time to invest in your comfort and well-being.
Save now during the Sihoo Halloween Sale!!!
