GZMR 500 Lbs Heavy-duty Mesh Office Chair Black Contemporary Ergonomic Adjustable Height Swivel Upholstered Desk Chair

This heavy duty office chair is designed with adjustable lumbar support to control the lumbar vertebrae forward and backward, effectively relieving pressure on the lumbar spine area

The surface of the big and tall office chair is designed with high-quality mesh fabric, which is breathable

The thickened sponge sits with high resilience and softness like foam, and the cushion adopts a waterfall front seat edge design, which eliminates pressure on the calves and promotes blood circulation

This computer desk chair features flexible 4D armrests made of metal to provide comfortable support for your arms and shoulders

The height-adjustable office chair on wheels not only swivels 360°, the tilt tension knob underneath the seat controls the tension of the backrest to provide you with the optimal resting angle

Every accessory of this mesh office chair is made of high quality metal material, the lifting and lowering air bar is made of 3-stage cylinder, which is SGS and BIFIMA certified, and the metal base is more reliable and sturdy, with a maximum load capacity of 500lbs