Features: UPF 50 PROTECTION?The sun hat with wide brim ensure you are protected from the sun’s UV rays. COMFORTABLE: The sun hat with built in mesh is for ventilation even in the hot summer. Breathable, comfortable & durable Adjustable Drawstring: An adjustable chin strap ensures your hat will not be lost on a windy day Portable:Foldable, easy to carry or pack. One Size Fits Most: The circumference is 22.8inch Wide Applicable Occasion: Suitable for sun visors, daily wear, sports and outdoors such as Fishing, Hiking, Working Outside, Gardening traveling, Camping, Beaches and more