One Size fit most lady women, You can adjust the size of the hat through the ribbon inside the hat. An adjustable chin strap cord holds the hat in place, even on windy days. You can also take it off when you don’t need it. This wide-brim straw floppy hat looks stylish. This hat is made of special straw woven. This makes the hat packable and foldable, and it can recover to its original shape after folding. It can provide UPF50+ UV protection with its wide brim. The breathable and lightweight design keeps you cool in summer. An essential accessory for your outdoor travel, holiday, and beach playing. Our sun straw hat is great for a pool, cruise, vacation, or beach. Good choice for daily life, costume party, and wedding party, and an ideal gift.