New, Unused Material: Heat-resistant artificial hair for wigs Heat resistance: 100°C to 120°C. Non-flammable fiber with safety in mind. The size can be adjusted in three stages on each side using the two inner belts at the nape of the neck. Please adjust it as needed, and use it in the manner of wearing a hat. Size: The following are the lengths in the actual wearing state. Overall length from the crown: 39cm Side length from the ear: 29cm Bangs length: 11cm