Hat runs small. We recommend ordering one size larger. Sizing info: Small - 53cm, Medium - 55cm, Large - 57cm, X-Large - 59cm DOSVEDANYA. PRAVDA. VODKA. That is the extent of our Russian - home of the Cossack Hat. We've brought it back in stock!! Due to the crazy demand - our Jaxon Cossack!! The faux fur hat comes fully quilted satin lined with cotton/fleece earlaps.