The chair leg is made of 350 high-strength electroplated steel, has passed the 1136 kg static pressure test, passed the American BIFMA test;

The gas spring has passed the American BIFMA test, and is electroplated with a three-level gas spring;

Full mesh design, comfortable and breathable, sedentary and not stuffy.

Component Material of Sihoo M60 Blue Mesh Ergonomic Office comfortable chair for long sitting

Fabric

28% nylon, 25% polyester fiber, 47% polyester copolymer elastomer, with bright colors, no fading, toughness and tensile resistance, abrasion resistance, non-toxic, rot resistance, chemical resistance, high-temperature resistance Anti-ultraviolet, strong air permeability, long service life and other characteristics.

Sponge

use high-elasticity styling sponge in front of the seat cushion, 60-density 50-hard, black.

Headrest

made of nylon material, strong and durable.

Backrest

made of nylon material, strong and durable.

Lumbar Pillow

The lumbar pillow is made of PP, and the lumbar support is made of nylon, which is strong and durable.

Mechanism

Double-handle thickened explosion-proof, cold-rolled mechanical tension spring, mechanical steel multifunctional mechanism, adjustable lifting, adjustable back tightness, and adjustable back or not.

Seat Cushion

made of nylon material, sturdy and durable.

Gas Spring

mainly made of steel, passed the American BIFMA test, electroplated three-level air pressure rod, 65MM lifting stroke sinking 60MM.

Chair Leg

Pass the 1136 kg static pressure test, pass the American BIFMA test, 350 high-strength electroplated steel feet.

Caster

Silent non-slip black-edged PU chair wheels, smooth and dull the edge of the chair legs, never knock the heel, handy, silent and scratch-resistant floor.