The version 2.0 giant bobby pins are more flexible than the original design and are now made from a plant-derived, more sustainable material. This large bobby pin-shaped hair stick is a modern version of the classic french u-pin. Use it like you would a hair fork. A single one can hold up a bun by itself when used correctly. Each has a WOLL stamp for authenticity. Measures 5.5" *Scroll through the images to find a how-to video at the end*