Celebrate the Erie SeaWolves exciting rebranding to the Moon Mammoths with this Jersey T-Shirt from New Era. Featuring an out of this world Moon Mammoths design by famous comedian and Last Week Tonight show host, John Oliver, this gear combines the fun and whimsy of Minor League Baseball with the legends of Erie's past giants. With a soft and breathable build, you'll be able to commemorate the epic John Oliver x Erie SeaWolves collab in style and comfort.