Office Chair Ergonomic Desk Chair Computer Chair High Density Foam Sponge Modern Simple Style Modern Stool Height Adjustable Lumbar Support Mid Back Rolling Swivel Chair Task Chair for Back
【Very comfortable】Easily adjusted for height, the locking mechanism keeps the back upright and relieves the stress and pain brought on by other office chairs.High density foam sponge, high resilience sponge, moderate soft and hard, good resilience, no deformation.