Full Sun Protection & Breathable: Our fishing sun hats have extra large wide brim of 4.7in and there is a long neck flap of 10in on each hat, which can effectively protect your face, neck and ears from the harmful sun rays, besides, there are ventilation meshes on both sides of the sun hat to keep your head cool and breathable. Free Size Fits Most Adults: There is an adjustable elastic strap on the back which is designed to make the hat be suitable for different head sizes. The head circumference is 22-24in. Durable, Waterproof & Sweat-absorbent: The stylish fishing hat is made of high-quality 100% nylon which is durable, waterproof and breathable. What's more, it is also sweat absorbent for which there is a sweat band inside. Taking with our sun protection hat to do what you want, ignoring the harsh sun and the light rain. Lightweight, Windproof & Packable: The fishing hat is lightweight and foldable for travelling convenience for which it can be packed down to a small size to easily stored in a bag, backpack, or luggage. Simply unpack the hat and shape it back to its original form and it's ready to be worn again. What's more, you can keep your safari hat firmly in place even in strong windy days, because of the adjustable chin strap. Multi-purpose & Gifts Choice: You can take this sun hat to the beach, pool, park or for camping, boating, fishing, hiking, gardening, mowing or any outdoor sports and activities, besides, it is also a good gift choice for your friends and family.