Sihoo M91A Grey Frame Ergonomic Guest Office Chair with Adjustable Arms, Lumbar Support and PP Base

FOB Price
USD $40.00 / Piece
Minimum Order
15 Days

M91 ergonomic office chair with adjustable arms, cover with full mesh, while giving you firm support. Let you say goodbye to the sultry caused by long-term sitting. The C-curved waist pillow, support your back strongly, relieve your back pain immediately, after every time you immerse yourself in work.

Component Material of M91A Grey Ergonomic Office Chair with Adjustable Arms

PP + fiber, self-adaptively adjustable headrest, corrects healthy cervical spine and releases brain fatigue.


made of PP + fiber material, S-shaped spine frame, fits the curve of the spine, fully supports the back, sitting and reclining more comfortable; 3 levels can be adjusted by lifting.

Waist Pillow

nylon + fiber, split type can be adaptively fitted to the waist pillow, increase comfort.

Backrest Mesh
28% nylon, 25% polyester fiber, 47% polyester copolymer elastic special net, with bright colors, no fading, toughness and tensile resistance, abrasion resistance, non-toxic, rot resistance, chemical resistance, High temperature resistance, UV resistance, strong air permeability, long service life, etc.

Chair Seat
PP+ fiber material, the mesh fabric uses elastic special mesh, sturdy and durable, built-in 5V silent cooling fan, comfortable and breathable, bid farewell to the stuffy feeling.

mechanical steel multifunctional mechanism, adjustable up and down, 3 gears locked and backward adjustment.

PP+ fiber, fixed armrest with delicate touch, relax arm.

Gas Spring
made of all steel, passed SGS test, American BIFMA test, advanced three-level air pressure rod, 65-6 lifting stroke.

Chair Leg
330 high-strength PP five-star foot.

φ23/50 black nylon + PU edging wheel, smooth and dulling the edge of the chair leg, handy, silent, scratch-resistant floor.

Parameters of M91A Grey Ergonomic Office Chair with Adjustable Arms
Item No M91A Seat Height (off the ground) 39-45.5CM
Armrest PP Seat Width 46CM
Back Frame PP+Fiber Seat Depth 40CM
Mechanism Mechanical Steel Multifunctional Mechanism Armrest Height (off the ground) 59-65.5CM
Gas Spring Class 3 Backward Angle 103-113-123
Cloth Material PE+Polyester Overall Height (off the ground) 106-112.5CM
Chair Leg 350 Aluminum Alloy Overall Width 59CM
Caster PU Overall Depth 64CM
Package One Piece/Carton Net Weight 15.2KG
Package Size 68.5*39*61.5CM Gross Weight 17.1KG

As a professional ergonomic chair company, we provide small office chair with arms, ergonomic chair with mesh back support, sihoo ergonomic chair and etc. For more information, please feel free to contact us!
  • Country: China (Mainland)
  • Business Type:
  • Market:
  • Founded Year:2011
  • Address:Second Floor, Block A, Chen Weiming Complex, Block E1-2, Block B, Shatou Park, Logistics Industrial Park, Jiujiang Town, Nanhai District, Foshan City
  • Contact:sihoochair
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