Sihoo M56 Ergonomic Black Mesh High Back Rolling Office Chair with Arms
The seat cushion is W-arc engineering design, which fits the curve of the human body; the headrest can be raised and lowered and the angle can be adjusted to fully support the head and neck; the backrest can be locked at any angle of 105-135º for a comfortable nap.
Component Material of Sihoo M56 Ergonomic Black Mesh High Back Rolling Office Chair with Arms
made of PP material, polyester mesh cloth, with rotation and lifting function adjustment.
Made of PP material, polyester mesh fabric, S-shaped spine frame, fits the curve of the spine, fully supports the back, and makes sitting and reclining more comfortable.
Made of PP material, S-shaped waist backrest, giving the waist a stronger top waist strength.
lifting armrest, PA armrest frame + PU armrest surface, delicate touch, relax arms.
made of 5cm thick 30 dense 70 hard cut cotton, the seat shell is made of PP material, the sitting board is made of 1.2cm multi-layer solid wood board, polyester mesh fabric, non-fading, compressive, tear-resistant, strong Durable.
headrest and chair back are made of high-grade single mesh.
cold-rolled mechanical tension spring, mechanical steel multi-function mechanism, adjustable lifting, adjustable back tension, adjustable whether to lock back.
made of all steel, passed SGS test, American BIFMA test, class 3 gas spring, 85MM lifting stroke.
Pass the 1136 kg static pressure test, enough to bear the weight of a car, 320 straight-plated steel legs, longer life.
PU wheels with black edges, smooth and dull edge of the chair legs, handy, silent and scratch-resistant floor.