DESCRIPTION: OTSO caps are ultra light, very comfortable, and above all very breathable, as their entire back and sides are perforated for proper air circulation. In addition, it fits perfectly to any head thanks to its elastic around its entire lower contour, without the need to use any buckle closure, velcro or similar, thus avoiding any type of chafing. They can be used both for everyday use and during any outdoor activity. MAIN FEATURES Made in China breathable Super lightweight 100% Polyester