A Bar Stool is a type of tall chair, often with a foot rest to support the feet. The height and narrowness of bar stools makes them suitable for use at bars and high tables in pubs or bars. The stools are a comfortable seating option for any kitchen island or bar. The stool is a tall chair that is usually featured with footrests offering support to the userâs feet. Height and narrowness of restaurant bar stools are determined by their stability for use as regular and bar height tables at bars, lounges and pubs. The Bar Stool is very comfortable and useful.