Material: This mannequin head model is made of iron material, metal hollow surface design, is lightweight and sturdy, and is easy to clean.Size: head circumference 53cm/20.87inch,head height21.5cm/8.46inch,total height 42cm-55cm/16.54inch-21.65inch, base diameter:17cm/6.69inchAdjustable Height: wig display head metal hollow mannequin head ,the height can be adjusted and it is very convenient to use.Design: Hat display stand wig holdermetal hollow design fashionable, can be used as decor.Multipurpose: This hat storage rack is also great for displaying wig, hats, caps, headdresses, headpieces, and more. Suitable for use in salons, homes, travel, and more. Size Chart: Head Circumference 53cm/20.87inch Head Height21.5cm/8.46inch Total Height 42cm-55cm/16.54inch-21.65inch Base Diameter:17cm/6.69inch Package Includes: 1 Mannequin Head with Stand Note: Please allow slightly errors due to manual measurement and different monitors.