Office chairs are a piece of furniture that is used and designed to support employees sitting in the same location for long periods of time. Most of the office chairs are made to swivel which allows the users to reach places without even getting up. They have armrests and backing as well to give support to the spine of those sitting in them. Basic aim of this chair is to provide comfort to the worker so that they can concentrate on their work. Usually the executive’s chair differs from the employee’s chair due to the environment. Executive chairs are large and made up of luxurious material and have high back and soft pillow. When choosing a chair for the post of secretary or receptionist, make sure that it easy moves and swivels around to fax machines, phone, etc. An emphasis is placed on making a design that would be comfortable and avoid getting stress injuries. Nowadays these office chairs are adjustable. It can be adjusted according to the height and size of the user. Make sure that you invest money in a chair that gives comfort to your back and avoid back problems. A good chair must also have good amount of depth. Height of the seat is another important factor. A height of 16-20 inches is sufficient for most of the people. It allows both of your feet to rest flat on the floor. Also consider that how long you have to stay in your seat during office hours and make your decision of the chair accordingly.