Chair design involves the creation and development of seating furniture that combines functionality, comfort, and aesthetics. Designers consider various factors such as materials, ergonomics, and style to ensure that chairs meet the needs of users while also enhancing the overall decor of a space. Common materials used in chair design include wood, metal, plastic, and upholstery. Different styles of chairs, such as mid-century modern, Scandinavian, and industrial, reflect diverse cultural influences and design philosophies. Ergonomic chairs are specifically designed to support the body and promote good posture, making them popular in office environments. Overall, chair design plays a crucial role in both residential and commercial settings.