Wigs were made of horsehair, yak hair and human hair, the latter being the most expensive. Wigs were very expensive. A man could outfit himself with a hat, coat, breeches, shirt, hose, and shoes for about what a wig would cost him. A wig also required constant care from a hairdresser for cleaning, curling, and powdering. Bob wigs were the most popular wigs in colonial America and were also the standard wig worn by Protestant clergymen for the whole century. Catholic clergy wore a similar style with a built in tonsure at the top.