Hat circumference: 56-58cm Hat height: 6cm Brim: 12.5cm COMFORTABLE SUN HAT: This women's wide brim sun hat is made of high quality paper straw, light weight, breathable, comfortable and functional, a fashionable straw hat for women. Wide Brim Sun Hat: Fashionable and trendy design straw hat, this women's beach sun hat has a wide brim to block the sun and give you great sun protection for both your face and neck, helping you to cool off in the sun. Adjustable summer hat: fits your head shape; suitable for wearing even with various hairstyles. With this topless ponytail sun hat, you can easily wear your hair in a messy bun or ponytail and stop worrying about your hairstyle. Packable Women's Hat: This packable straw sun hat with roll up feature is very convenient because it can be folded for easy storage or to take with you when you travel, easy to put in your bag or suitcase and keep its shape any time you take it out. FUNCTIONAL WOMEN'S BEACH HAT: This beach hat features a sweat-wicking band to keep you super comfortable, this straw hat is perfect for the beach, pool, park, outdoor shopping, fishing, gardening or any other outdoor sports and activities.