This is a friendship bracelet made of braided cord. You use it by passing the end of the cord through the loop and tying it, so the size can be adjusted to some extent. Loop part: Approximately 1.5cm Braided cord part: Approximately 14.5cm Tying cord (to the end of the fringe): Approximately 7cm Material: 64% Cotton, 36% Polyester Washable The color may differ from what you see in the photo. Due to being handmade, there may be some slight imperfections. If you are looking for the perfection of a mass-produced item, please refrain from purchasing.