Drafting Chair High Back Office ChairsDescription: Improve your work efficiency while staying comfortable with this professional high back computer task chair. It can be adjusted in height, to meet the requirement of different people or match office tables of different heights. It is equipped with a foot ring, of which height is adjustable as well, to rest your legs for higher comfortableness. The ergonomic principle is reflected perfectly in its curved backrest, padded armrest, and