These hair bun makers are made of the best quality material, and designed to be strong and durable to hold up any hair bun hairstyle. As a small business, we want to provide the best quality products. if your hair consists of different layers of length, we recommend you secure your ponytail with a rubber band otherwise ignore this step. Pull hair through the existing gap of the curler and press the intervals for further grasp. Lift both ends of curler upward until the end of hair. Hold both ends of curler and roll downwards spontaneously. Our packages come in 3 different sizes so you can style your hair in more ways than ever, whether you have long or short hair! Sizes:Small: 6 cm (Diameter) Medium: 8 cm (Diameter) Large: 9 cm (Diameter)