Hat Club uses their fan-favorite baseball cap bottom fabric on multiple colorways for their latest exclusive drop. Check out the MLB Icy Bottom Rotations August 2022 59Fifty Fitted Hat Collection. A total of 14 Major League Baseball team hats are included in this drop, all of them with Hat Club’s signature icy blue fabric for the undervisor. The front design features a throwback team logo, while the right panel has a commemorative side patch. Embroidered on the left panel is the New Era Flag, and at the back is the MLB Batterman logo. Set to release today, August 20 at the Hat Club webstore.