Bronze hair pins are sturdy and designed to hold different types of hair. They are cast and have a natural patina. They come in three styles: Two Tine: for thick hair shoulder length or longer, to hold in a twist, bun or knot length: 4 1/2" width: 3/4" Three Tine: for shoulder length hair, designed to hold a smaller amount of hair or a portion- to pull back one side length: 2 3/4" width 3/4" Four Tine: for shoulder length or longer hair, designed to hold a lot of hair length: 2 1/4" width: 1 1/8"