Price: $319.99 - $269.99
(as of Jul 11, 2025 15:46:56 UTC – Details)
From the brand
SIHOO focuses on the field of ergonomics, our ergonomic office chairs are designed with fashionable modern office chair to sit health life as design purposes, scientifically measure health and comfortable seats, provide you with a comfortable, reasonable, scientific Health sitting posture experience.
D03
Height-Adjustable Standing Desk -NEW
SIHOO Doro C300
SIHOO Doro C300 ergonomic office chair new product is on sale, with multi-function adjustment to meet all your experience needs. New design Dynamic Tracking System with fully breathable mesh backrest design and flexible triangular frame, conforming to your back as you move your upper body from side to side. The backrest of the home high back office chair has a four-position adjustment, allowing for 6cm (2.36″) of up and down movement, making it suitable for individuals of varying heights. When adjusted to the highest position, it automatically returns to the lowest level.
【Innovative Ergonomic Chair】SIHOO’s latest office chair has been developed using the latest technology to provide comfortable sitting while maintaining the correct posture for a healthy lifestyle. The ergonomic chair features an automatically adjustable 3D headrest, automatically adjustable lumbar support, linked 3D armrests, intelligent gravity structure and automatic adjustment. Following the concept of a “chair that sits on your body”, the soft backrest and breathable mesh seat design provide a comfortable sitting experience, even after long hours of sitting.
【Wide Angle Adjustable Headrest and Trackable Backrest】The SIHOO A3 office chair features a 3D headrest with automatic macro adjustment, which can be adjusted 4.5cm up and down, 6.5cm back and forth and 20° angle. Made of soft mesh material, it is designed with the latest triangular soft elastic frame with triangular support straps from the shoulders to the lumbar area on both sides to support the back. The 4-position adjustable 6cm liftable backrest is suitable for people of all heights. When the backrest is adjusted to the highest level, it automatically reverts to 1 level.
【Domino auto-adaptive lumbar support and 3D linkage armrest】The SIHOO A3 office chair features a 3D automatic macro-adjustable headrest that can be adjusted 4.5cm up and down, 6.5cm back and forth and 20° angle. Made of soft mesh material, it is designed with the latest triangular soft elastic frame with triangular support straps from the shoulders to the lumbar area on both sides to support the back. The 4-position adjustable 6cm liftable backrest is suitable for people of all heights. When the backrest is adjusted to the highest level, it automatically reverts to 1 level.
【Intelligent gravity mechanism・Automatic adjustment function】If it is the tilt function of the ergonomic chair, it is the key construction component. SIHU’s newest chair features an intelligent gravity mechanism with weight-adjustable resilience, making it easy to operate at any weight. It has a 2-step auto-adjustment function and can be tilted to a maximum of 20 degrees from 92 degrees – 100 degrees – 112 degrees. Place your body on the back of the chair and enjoy a comfortable rocking motion. Or tilt it up to 112 degrees between work sessions for a short break and relaxation!
【Safety certification】SIHOO A3 office chair has passed the American BIFMA specification and German TUV product safety certification, [backrest strength test] [seat surface impact test] [caster durability test] [leg strength test] and all other tests. Equipped with SGS Class 4 cylinders certified by SGS, ensuring durability and safety. SIHOO’s tables and chairs come with a three-year warranty from the date of purchase. For your peace of mind, please feel free to contact us if there are any defects, deficiencies or uncertainties in the product you are purchasing.
Customers say
Customers find the office chair comfortable, particularly noting it doesn’t cause back pain during long hours of sitting, and appreciate its adjustable features including armrest angle and height. The chair features a premium mesh construction that holds up well over time, and customers find it easy to assemble with clear instructions. They like the design, with one customer specifically praising the backrest, and consider it good value for money. The lumbar and neck support receive positive feedback, with one customer mentioning it provides support for a long workday.