Salon style is a term used to describe the various hairstyles that can be achieved in a salon. A perm is a type of hairstyle that involves the use of chemicals to permanently alter the structure of the hair, creating curls or waves. An updo is a hairstyle that involves arranging the hair in an intricate way, often with pins and clips. A BOB is a classic hairstyle that involves cutting the hair into a short, straight cut.