"Prouvé’s stools are so simple and beautiful," says Robin Standefer and Stephen Alesch of Roman and Williams. "There is wonderful, earnest detailing, and they have a great mixture of metal and wood—warm on the butt, sturdy on the legs." Jean Prouvé’s Tabouret Haut, pictured, dates from 1942; Vitra now produces the piece.  Photo 8 of 8 in How to Find the Perfect Modern Bar Stool