Size: It is adjustable; Suitable for Adults 21.6-23.6 inch(55-60CM) Head circumferenceHigh-quality materials: The hat is made of high-quality cowhide fabric, and the lining is made of polyester fiber, which is soft and comfortable to wear. The top layer of cowhide has clear pores and clear texture on the leather surface, with good natural characteristics, exquisite workmanship, precise workmanship, durable and practical, metal buckle and freely adjustable size, comfortable to wear, highlighting quality, carefully selected high-quality cotton sweatband, breathable, sweat-absorbinSuitable for matching: This leather hat is specially designed for men. It is very stylish, warm and stylish, suitable for traveling, climbing, hiking, camping, fishing, running, biking, skiing, etc. Wear a warm hat to avoid headaches in cold weather. Our upper limit will be the right choice.