Yellow Star Kachina Doll by Cimmaron Grover (Hopi) Made from the roots of cottonwood trees, Kachina Dolls are intricately carved and often include fine details. Some Kachina Dolls exhibit traditionally stylized forms that are less detailed, while others reflect a modern trend toward more active, lifelike figures. This magnificent Yellow Star Kachina Doll measures 13 inches by 4.5 inches.