Materials of the KARHU Unisex Post Line Cap - Adjustable strap for ideal fit (one size fits all) - Sweat-wicking headband - Mesh side panels - 100% polyester - Made in China ####description-start#### Meet the KARHU Unisex Post Line Cap in OG / Black , a lightweight running cap designed to keep you comfortable on every run. Made from durable, breathable woven fabric with a soft sweatband, it helps manage comfort in changing conditions while providing protection from the elements. The Post Line, a collaboration between KARHU and London's Progress Running Club, retraces the historic postal route once run between New York and Boston. ####description-end#### ####featured-start#### The Post Line, a collaboration between KARHU and London's Progress Running Club, retraces the historic postal route once run between New York and Boston. ####featured-end####