Design features: Adopting an integrated design of scarf, face mask, and hat, it can provide comprehensive protection for the head, neck, and face. The ear protection part can cover the ears to prevent frostbite; The face mask can cover most of the face, only exposing the eyes and mouth, to prevent the face from being blown by the cold wind; A scarf can prevent cold air from entering through the collar. Material advantage: The outer layer is usually made of windproof and waterproof fabric, such as windproof nylon, which can effectively block cold winds and rain and snow. The inner layer is made of soft plush material, such as polyester fiber velvet or coral velvet, which has a comfortable touch, good skin friendliness, and can form a warm air layer inside the hat, reducing heat loss. Comfort and convenience: The interior space design of the hat is reasonable, without any pressure, and it is also very comfortable to wear for a long time. At the same time, it has a certain degree of elasticity and can adapt to different head circumference populations. Easy to clean, most styles can be directly put into the washing machine for cleaning, and are not easily deformed