High Back Revolving Chair usually comes with backrests that extend to the upper back. These also include a neck or headrest. These chairs offer support to the lower back, upper back, shoulders and neck, and are more adjustable than low-back or mid-back office chairs. High Back Revolving Chair is an essential function for people in offices and other professionals that need to sit but remain mobile. It can zip from one place to another place without having to get up.