Made from 100% hemp canvas, this classic hemp hat has a wide brim with roomy crown and antique brass eyelets for ventilation. Adjustable strap for windy conditions. Deluxe soft cotton sweatband. An eco-logical choice for outward bound adventure. Made in the U.S.A. This hat is a one size fits all. It has a thick expandable headband that is approximately 23 inches around, however, because of the unique design it can be worn comfortably by hat sizes from 7 to 7 3/4.