QUICK-DRY MATERIAL: Our women's ponytail baseball cap is made of polyester, a quick-drying and skin-friendly fabric that is breathable and lightweight, ideal for summer use. CRISSCROSS DESIGN: The adjustable hook and loop closure on the back of the women's baseball sun hat allows you to easily adjust the fit, while the crisscross design accommodates ponytails for comfortable wear. ONE SIZE FITS MOST: The inner circumference of this adjustable baseball cap is approximately 56 cm, with a high-quality hook and loop fastener that adjusts from 56 to 58 cm, fitting most women and girls. VERSATILE USE: These women's golf sun hats are perfect for outdoor activities such as beach outings, running, cycling, traveling, camping, golf, hiking, baseball, and other outdoor sports, offering UV protection and helping keep your face and head cool. PERFECT GIFT: This quick-drying baseball running cap makes a great gift for women, including moms, aunts, wives, friends, daughters, or granddaughters, suitable for birthdays, anniversaries, celebrations, Valentine's Day, Mother's Day, and more.