Sukeen Sun Hat with Neck Flap is the ultimate solution for staying cool and protected under the scorching sun! This innovative hat is designed to instantly cool down by up to 30 degrees below the average body temperature within just 30 seconds, simply by activating it with water. This sun hat features a rear elastic drawstring design, ensuring a comfortable fit for both men and women with head circumferences ranging from 22 to 24 inches. The adjustable chin strap with an anti-drop button keeps the hat securely in place even in windy conditions. The double fabric design includes a sweat absorption mesh lining, allowing for maximum breathability and comfort. Whether you're fishing, hiking, working outside, gardening, or enjoying outdoor activities such as concerts, vacations, BBQs, or trips to the beach, lake, or pool, this sun hat is your perfect companion. With a brim front length of 4 inches and a back length of 9 inches, it offers ample shading for your forehead, eyes, cheeks, and the back of your neck, providing excellent protection against harmful UV rays. Designed with convenience in mind, this sun hat is lightweight and easily foldable, making it effortless to pack or carry in your back pocket. It is also machine washable and reusable, and the cooling fabric technology remains effective even after multiple washes. The Sukeen Cooling Sun Hat with Neck Flap is the ultimate choice for those seeking superior cooling and sun protection. Stay cool, comfortable, and stylish with this must-have accessory for all your outdoor adventures.