EASY-TO-USE SQUARE TOP CHIGNON PIN THAT HOLDS HAIR IN PLACE ALL DAY. The open space at the top of this French pin or Chignon pin holds the hair securely in place. Works great on long, curly, thin, or thick hair for a reliable strong hold without any slipping. Ideal for a range of updos, including chignons, French twists, braids, and low buns. Elevate your everyday hairstyles with the versatile Good Hair Days Square Top Chignon Pin. This classic U-shaped hair accessory is perfect for creating a variety of elegant updos, from classic chignons and French twists to braided styles and low buns.