100% PolyesterHook and Loop closure[Design Description] The printing of the front part of the hat body uses first-class printing technology. We have a variety of colors and patterns for you to choose from.[Material description] 100% polyester[Product Performance] The fabric is thick, hard and reinforced at the top. Oxford linings are natural, comfortable, breathable, lightweight and dry. Sweat bands are added to the inside to absorb moisture and wicks and stick around the head. In design, the Velcro on the back can be adjusted freely and has high practicality. The ventilation holes are not stuffy and difficult to deform. They are lightweight, flexible and easy to carry. Dress brighter every day.[Applicable scenarios] Daily matching, going out, sports, outdoor activities, travel, etc.[Applicable people] Suitable for both men and women, usually can be worn in four seasons.