Material: Polyester Fiber Size: Head Circumference: 56-58cm/22-22.83 inches; Neck circumference: 30*25cm/11.81*9.84 inches Color: As shown in the picture 1. Multi-functional: Not only can it be used as a hat, but also as a neck warmer or face mask. It can be transformed as needed for different occasions and needs. 2. Warmth: Made of fleece material, it can effectively keep warm and prevent the cold wind from invading. Suitable for outdoor activities such as cycling, skiing, and sports in autumn and winter. 3. Windproof: The design fits closely to the face, effectively preventing the wind from blowing into the face and causing discomfort. It can also prevent the mask from being blown away by the airflow, ensuring safety during use. 4. Comfortable: The inside of the mask is made of soft velvet fabric, which is very comfortable to wear. It is also breathable and will not make the face feel stuffy. 5. Fashionable: This cycling mask with warmth design adopts a simple and smooth design, which looks very fashionable as a whole. It can be paired with different clothing to maintain your own during outdoor activities. Package includes: 1 set of warm headgear neck wrap.