quick-drying polyester Imported Drawstring closure Hand Wash Only PONYTAIL HOLE DESIGN:Comfortable ponytail sun hats ,the back has a place to bring out your ponytail. The ponytail hole is in the perfect place to allow you put your hair up or you can leave it down. The innovative ponytail hole design protects your hair from tangles. No more shackle for those who work outside or ladies who are outdoor sports enthusiastic. BREATHABLE FABRIC:This garden hats for women is waterproof, quick-drying, breathable, anti-sweat, lightweight and durable. Womens ponytail sun hat is made of superior quick-drying polyester, skin-friendly, lightweight, breathable. Mesh layers greatly promote air circulation and allow for moisture and heat to easily escape these hats. Inner sweatband removes sweat from eyes and face, keep you cool and comfortable. ONE SIZE FITS MOST LADIES:Womens sun hat.Adjustable Circumference 21-23. Hat Height 4.33.You can easily adjust head circumference with the elastic buckle behind the sun hat womens. Adjustable Chin Strap 11,the adjustable chin strap is durable and easy to slide up and down, ensuring that the sun shade hats for women don't fall off in strong winds. Wide brim length is 3.35, it is wide enough to protect the face and neck from the sun and provides excellent protection from UV rays.