ReForm Office with ring barThis is the popular ReForm Office model, just added a ring bar. Don't mistake the ring bar for a backrest! The ring bar has a whole other purpose. Rather than support the back, it helps you position the chair and makes the chair easier to move around. The ReForm Office with ring bar has a stepless height adjustment, allowing you to easily adjust the height to your exact needs and desk height. Wool and microfibre cover simply clean with soap and warm