Product description Ponytail Hole Design Comfortable ponytail sun hats combine classic and modern style; The innovative ponytail hole design,convenient for womens who have long hair,they can pull messy buns or ponytails when wearing it, protects your hair from tangles. Comfortable and Breathable Both sides of sun hats are made of breathable mesh panels that allow heat to escape and air to flow; The buttons on both sides of the hat can give you more different styles. Windproof Rope Design Adjustable chin strap holds summer hat in place, especially in windy days. Foldable & Packable Rolled up convenient to carry and absolutely save lots of space; which is very convenient to put it into your bag and easy to carry.