Summer straw hat with chinstrap with extra wide brim. This large brim sun hat offers maximum sun protection in a fashionable southwestern look. It is a very durable, perfect gardening hat among other outdoor activities. For women, we recommend size Medium (regular) while size Large is a better fit for men with regular had sizes. UPF Rating: UPF 50 Brim Width: 5" Crown Height: 4.5" Adjustable Chinstrap? Yes Adjustable exterior headband to size down? Yes Material: Straw & Polyester Special Notes: This is a great unisex hat for both men & women.