Gone Country Hat Co. Yellowstone Wool (Yellowstone Series) Our Yellowstone Cashmere Wool cowboy hat is a premium blend of fine Bolivian cashmere/wool, soft to the touch, with Cattleman crown, a traditional brim, and an embossed sweatband. The satin-lined crown is 4-1/2 inch and the brim is 4 1/4 inch with a finely sanded raw edge. This hat is a great option for anyone looking for that perfect cowboy look. Hat Size Chart Head Circumference Hat Size (inches) Hat Size (cm) Hat Size (US) 20 3/4" – 21 1/4" 21" 53-54 cm 6 5/8 21 1/4" – 21 5/8" 21 1/4" 54-55 cm 6 3/4 21 5/8" – 22" 21 5/8" 55-56 cm 6 7/8 22" – 22 3/8" 22" 56-57 cm 7 22 3/8" – 22 3/4" 22 1/4" 57-58 cm 7 1/8 22 3/4" – 23 1/8" 22 5/8" 58-59 cm 7 1/4 23 1/8" – 23 1/2" 23" 59-60 cm 7 3/8 23 1/2" – 23 7/8" 23 1/4" 60-61 cm 7 1/2 23 7/8" – 24 1/4" 23 5/8" 61-62 cm 7 5/8 24 1/4" – 24 5/8" 24" 62-63 cm 7 3/4 24 5/8" – 25" 24 1/4" 63-64 cm 7 7/8
