About this item EASY TO SET UPWith the installation instruction,the computer desk chair can be assembled in just a few steps within 10 minutes. And all parts of the executive drafting chair are given a number and detailed assembly steps are listed for your reference. And our Ergonomic office chair packed very well, if you have any problem with the office chair, please contact with us. ERGONOMICS DESIGN & COMFORTABLEOur mesh office chair with ergonomic design gives you maximum support for comfort and convenience. The desk chair has back support for less pressure on the back of your legs so you can stay comfortable even when you have to sit down for hours. The ergonomic computer chair is the best gift for people who are sitting in the office for a long time. 360°SWIVELS & ADJUSTABLE HEIGHTThis office desk chair can swivels 360 degrees with Air-lift handle for easy adjustment height from 17.9' to 21.8'. Ergonomic desk chair covered by breathable mesh and mid back lumbar support protecting