Thickne: Thin Suitable for the crowd: Adult Other description: Front area printing 100% polyester The fabric is soft, comfortable and breathable, the brim is strong and textured, simple and not deformed, sunshade, windproof and sandproof, durable, good heat resistance, the top of the hat is reinforced, and the front of the hat is lined with a sponge composite layer, which is comfortable and stylish to wear. The back of the hat uses encrypted PC mesh, which has a good ventilation function, natural comfort and breathability, light and dry, adjustable double-breasted design on the back, free to adjust the size of the hat, suitable for many people to wear, strong practicability, suitable for spring, summer and autumn, Not stuffy, lightweight, not easy to deform, easy to carry, stylish hat, durable silhouette Daily, going out, sports, outdoor activities, travel, etc. Unisex It is recommended to wash by hand le often, do not pre rub and cannot be machine washed This size data is due to different measurement methods, and the error within 1-2cm is a normal phenomenon.