New Era Bucket Hat "BUCKET-01 / SAILOR BRIM" Synthetic Leather Bucket-01 Sailor Brim Synthetic Leather Black M/L A series featuring synthetic leather. A sailor brim hat with roots in the U.S. Navy's sailor hat. It features a unique silhouette characterized by the length and slope of the brim. The silhouette is based on the Bucket-01. Available in three sizes: S/M (approx. 58cm), M/L (approx. 60cm), and L/XL (approx. 62cm).