Starts June 3 at 12:00 AM PDT and ends June 30 at 11:59 PM PDT.

Purchase a C300 Pro V2 during the Prime Day Sale period and you'll be automatically entered for a chance to win your order for free. No additional sign-up is required.

No. Coupons cannot be combined. Only one discount code may be applied per order.

If the price of your purchased product drops within 120 days of your order date, contact our support team and we'll help review your eligibility for a price adjustment.

We offer free shipping on all U.S. and Canadian orders.

United States: 3–5 business days

• Canada: 5–7 business days
• Tracking information is provided for every order

Prime Day is back, and so is your best opportunity to transform your workspace! This year’s Sihoo Prime Day office chair sale is packed with unbeatable offers on some of the most acclaimed ergonomic chairs on the market. Whether you’re working from home, gaming, designing, or simply seeking all-day comfort, Sihoo has something for you. Don’t miss out on these exclusive Prime Day office chair deals — they won’t last long!

Why Shop the Sihoo Prime Day Office Chair Sale?

Sihoo’s ergonomic chairs are trusted by millions of users worldwide, known for their innovative design, exceptional support, and durability. During this Prime Day office chair sale, you’ll enjoy limited-time discounts on popular models like the Sihoo Doro S300, Sihoo Doro S100, Sihoo Doro C300, and the upgraded Sihoo Doro C300 Pro. Whether you’re shopping for your home office or upgrading your professional workspace, you’ll find the best Prime Day office chair for your needs.

Spotlight on the Prime Day Engineering Chair

Engineers, designers, and creatives alike demand more from their seating — and Sihoo delivers. The Prime Day engineering chair lineup includes models engineered to support long hours of intense focus and precision work. Features such as dynamic lumbar support, adjustable seat depth, multi-directional armrests, and weightless recline mechanisms ensure that your chair works as hard as you do.If you’re an engineer or anyone who spends long hours seated at a workstation, the Sihoo Doro S300 and Doro C300 Pro are standout choices — offering a perfect blend of ergonomic design and premium comfort.

Find the Best Prime Day Office Chair for You

Not sure which chair is right for you? Here’s a quick guide to choosing your best Prime Day office chair:

Sihoo Doro S300: Ultimate comfort with anti-gravity recline, aerospace-grade materials, and German Design Award-winning aesthetics.

SIHOO C300 Pro V2: Next-generation ergonomic performance with synchronized full-body support and advanced adaptive comfort for demanding workdays.

Sihoo Doro C300 Pro: Advanced lumbar support and intuitive controls for long hours of work and gaming.

Sihoo Doro C300: A mesh chair with dynamic support and flexible adjustability—perfect for warm climates.

SIHOO M59AS: A compact office chair with breathable comfort and space-saving functionality for everyday work setups.

Don’t Miss Out!

Prime Day comes only once a year. If you’ve been waiting for the perfect time to upgrade your office chair, now is the moment. The Sihoo Prime Day office chair sale combines unbeatable value with cutting-edge ergonomic design—giving you comfort, health, and productivity all in one seat.Act fast — these Prime Day office chair deals are available for a limited time only!