Every Ebbets Field Flannels authentic ballcap starts out with a bolt of real wool baseball fabric with which faithful reproductions are made using authentic designs and logos. The Portland Beaver 1957 Ballcap is an authentic reproduction of the Cleveland Indians Triple-A affiliate’s 1957 cap. A wool flannel navy ballcap with red visor, this item features details like an embroidered emblem, goat hair buckram crown, satin taping, and cotton sweatband. As always, each Ebbets Field Flannels cap is crafted in the USA.