Coily refers to a specific hair texture characterized by tight, spiral-shaped curls. This type of hair is often dense and can vary in thickness, making it unique and versatile. People with coily hair may find that it requires special care to maintain its health and definition, often using products designed for curly hair. Coily hair is commonly associated with individuals of African descent, but it can be found in various ethnicities. It is one of the four main hair types, which also include straight, wavy, and curly. Understanding coily hair can help individuals choose the right styling techniques and products for their specific needs.