The fabric is soft, comfortable and breathable, the brim is strong and textured, simple but not deformed, sunshade and windproof, durable, good heat resistance, the top of the hat is reinforced, the front of the hat is lined with a sponge composite layer, comfortable and stylish to wear, and the back of the hat uses an encrypted PC network, which has a good ventilation function, natural, comfortable and breathable, light and dry, and the back can be adjusted with buckle design, which can freely adjust the size of the cap circumference, suitable for many people to wear, and has strong practicability, It is suitable for spring, summer and autumn, not sultry, light and not easy to change, convenient to carry, fashionable hat type, and durable shape. Suitable for daily, outdoor, sports, outdoor activities, travel, group activities, class activities, etc