1. Print Baseball Cap Size: Adjustable size, fits most adults, young person head size. Head circumference 22.4"-23.7" (56-60cm), cap height: 11.5cm, brim length: 7cm. 2. Material: High quality environment friendly and harmless material. Fashion, not easy to fade, durable for all year. Brings you comfortable fellings, easy to dress and care. 3. Build-In Sweatband: Features an integrated Dry Fit Polyester moisture wicking sweatband on the inside of the hat to keep sweat off your face and out of the eyes - also protects the hat against unsightly sweat stains. 4. BREATHABLE AND UV PROTECTION: Four air ventilated holes on the top, good permeability. The wide, curved brim and polyester fabric work together to keep your head cool while protecting your face and skin from UV rays. Comfortable, durable stitching for everyday wear. 5. Classic Fitness Hat: More than just a standard ball cap or baseball hat, this fitness hat features a built-in moisture wicking sweatband and is meant to be worn while exercising. It is perfect for beach, pool, park, camping, hiking or any sports and activities.