User:请从我描述的文字总结出对应的提示词或者标签：include white, black, blue, red, and green. Aprons can be made of various materials such as cotton, polyester, or nylon. They typically tie at the back or around the waist, and some may have adjustable straps to ensure a comfortable fit. Aprons are not only practical but also serve as a form of uniform or a way to show one's profession or role.

Assistant:apron