Ergonomic Desk Chair: The curved contours are designed to give optimal lumbar support and to support your body while keeping your spine properly aligned.Advanced Design: Back angle adjustment, adjustable headrest, integral lumbar support and height adjustable cushioned arms give extra relaxation. The back support is designed according to human spine structure, providing neck, shoulder, waist and coccyx protection for long hour sittingFunctionality Office Chair: Fully adjustable height with a 360-degree swivel offer a versatile range of motion. This chair can easily adjust the height of the seats according to human spine structure, providing neck, shoulder, waist and coccyx protection for long hour sitting.Ventilated Mesh Back Desk Chair: A fully breathable, durable mesh backrest allows air to circulate to keep you cool while sitting.Comfortable Desk Chair : Made of high-quality polyester mesh fabric, which is breathable. Comfortable Memory Cushion,Ensuring a comfortable and pain-free day.This contemporary computer chair features a curved mesh back that gives additional support to the lumbar area. The mid-back design offers support to the mid-to-upper back region. The mesh upholstered seat features a waterfall front edge that removes pressure from the lower legs and improves circulation. The chair easily swivels 360 degrees to get the maximum use of your workspace without strain.This ergonomically contoured chair will give you the support that you need to complete a day's work.