This professional head is designed for hair experts or salon. You could put and hold wigs easily. If you are looking for a durable and professional head, it will be great choice. This head is designed according to human's head shape. And you could put and hold hair easily. Feature - Color: As shown. - Material: Canvas. - Size: 31x18.6x18.6cm. - Head circumference: 21 Inch. - Head circumference: 22 Inch. - Head circumference: 23 Inch. - Head circumference: 24 Inch. - This professional head is designed for hair experts or salon. You could put and hold wigs easily. - If you are looking for a durable and professional head, it will be great choice. - This head is designed according to human's head shape. And you could put and hold hair easily.