New Era Japan has a small drop of retro-looking baseball caps available on their webstore. Go old school with the MLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection. Four team hats are available for this drop: New York Yankees, Detroit Tigers, Los Angeles Dodgers, and Chicago White Sox. The hat colors are in their customary team colorways, with the dome having white pipings between the panels. All hats have a kelly green undervisor for the bill. The New Era is embroidered in white on the left panel, and the MLB Batterman logo at the back is white as well. Get yours here.

MLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection by MLB x New Era TigersMLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection by MLB x New Era YankeesMLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection by MLB x New Era Back
MLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection by MLB x New EraMLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection by MLB x New Era FrontMLB Piping Kelly Undervisor 59Fifty Fitted Cap Collection by MLB x New Era Undervisor