The baseball caps are great quality, made of nylon, soft, lightweight, durable, breathable, bring you a comfortable wearing experience. Classic style for any season and wear. The baseball cap protects your skin from harmful ultraviolet rays. Great for running, fishing, floating, hiking, biking, walking, garden work and daily wear, traveling, baseball games, and more! Adjustable back closure fits small and large heads. Snug deep enough fitting covering all heads just right. The rear opening design fits women’s ponytail comfortably. Also fits for men and teenagers, great idea for Mother’s Day, Father’s Day, birthday, Christmas gift for your family and friends.