QUICK-DRY MATERIAL: Our women's ponytail baseball cap is made of polyester, quick-drying and skin-friendly fabric, which is breathable and lightweight, very suitable for summer use. CRISSCROSS DESIGN: The adjustable hook and loop closure on the back of the women's baseball sun hat allows you to freely adjust the hat circumference, and the crisscross design accommodates girls or women with ponytails, making it easy and comfortable to wear. GENERAL SIZE: The inner circumference of this adjustable baseball cap is about 56 cm, with a high-quality hook and loop closure that can be adjusted between 56-58 cm, fitting different head sizes and suitable for most women and girls. USE OF OCCASION: These ladies' golf sun hats are ideal for outdoor sports activities, helping protect your skin from harmful UV rays and keeping your face and head cool. Suitable for beach, running, cycling, traveling, camping, golf, hiking, baseball, or any outdoor sports and activities. PERFECT GIFT: This quick-drying baseball running cap is a great gift for her, mom, aunt, wife, friends, daughter, or granddaughter on birthdays, anniversaries, celebrations, Valentine's Day, Mother's Day, and more.