SIHOO M57 Ergonomic Office Chair

Updated August 16, 2026

Lot number	443
Category	Antiques & Furniture
Auction	NOVA - New, Overstock & Returns - Aug 23rd
Date	August 23, 2026 at 6:00 PM EDT
Auction house	Nova Auction House
Location	Dartmouth, NS

Amazon $ 224.99 SIHOO ergonomic chair with adjustable headrest can make neck tilt easily and comfortably, adjustable lumbar support bracket for free adjustment of height depth, 3D adjustable armrest for different office applications, 90°-126° arbitrary backrest adjustment for multiple work positions, any switch 3.15 in lift, 360 ° Freedom to rotate freely 3D handrail. ?Ergonomic design?SIHOO ergonomic office chair is recommended by Ergonomics Application Association. SIHOO's ergonomic design is based on the human body dynamic digital model. The ridge backrest and the human spine are exactly the same. The close fitting helps release the spinal pressure. The flow waterfall arc seating design Thigh support is comfortable, SIHOO will make you more comfortable. ?Material?Our home office desk chair aluminum base is stable and durable, bearing quality is good. Silent casters move freely without noise. Double back frame design, stable and durable. ?Design?SIHOO is the crystallization of the common wisdom of many professionals in human body, physiologist, product designer, mechanical engineer,does its best to make every step comfortable and safe for every customer. Every small part has strict safety quality testing. Cushion impact test, handrail fatigue test, chair foot static pressure test, in line with the strict standards of office chair.

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