Come and see our amazing products. This baseball cap circumference of the hat is about 22 inches, and the head shape has a high tolerance. The well-designed adjustable buckle is suitable for easy adjustment, so that the hat fits your head, not too tight or too loose.This baseball cap is made of 100% high-quality cotton, environmentally friendly fabric is soft, skin-friendly and lightweight. Whether it is running, hiking, camping, shopping, walking, park, party or sports, this cotton baseball cap can make you convenient. Pls confirm further with us if any query about packing info, inventory status and time schedule.