One box of 4 GummiBand cords in retail packaging. 3.5cm Diameter Cords Hypoallergenic (they do not absorb water or sweat so they do not breed bacteria). Suitable for all types of hair (long and thick hair? Use 2 GummiBands for extra hold!). Gentle on hair, reducing breakage and styling damage. Reusable for years. When the cord stretches out, warm it up with hot air from a hair dryer or hot water to return it to it’s original shape.