1. Free your hands and let you enjoy watching dramas and games 2. There are adjustment buckles inside the hat, you can adjust the size 3. Material: plastic/PE/PP 4. Weight: 202g 5. Size: hat 28 x 18 cm, height 12 cm, head circumference about 60 cm 6. It is recommended to clean it before use, put it in a ventilated place to dry, do not dry it directly in the sun