Drawstring closure ONE SIZE FITS MOST: Casual comfy fit Creamy-white sun hat for men/women. Suitable for head circumference 21-23inch. Adjust the chin cord can hold this sun hat in place. Rear adjustable elastic drawstring design, one size fits most adults head size. BREATHABLE SUN HATS: Wicking fabric with sweat-wicking capabilities and UPF 50 sun protection technology that helps shield you from harmful UVA and UVB rays. This high-performance fishing hat features a mesh breeze-inducing vent to keep your head cool and stays ventilated even on the hottest and most humid day. FULL PROTECTION: Its wide brim (3.2-3.5inches) can prevent sun rays off your head and neck from all directions, yet not block the line of eye sight to ensure safety for all the activities. Whether you are out walking, hiking, fishing, playing golf, gardening, sightseeing, on the beach, at a ball game or working outdoors, this hat has you covered. LIGHTWEIGHT AND QUICK TO DRY: sun hat is made from special fabrics. Quick-drying, Light weight and stain resistant. It's foldable, easy to carry and save space. It can even be placed in pocket. BEST GIFT AND SATISFACTION GUARANTEE: Fashion and Causal style fishing hat. This is the best gift to your lover, family and friends.