Another outfit is now available in Super Mario Odyssey. The Hariet Hat and Hariet Suit can be purchased in the Crazy Cap shop. This outfit, obviously, is another one that is based on one of the Broodals. The Hariet Hat will cost you 3,000 coins, and the Hariet Suit requires 5,000 coins. As for the other Broodals, Topper and Rango’s outfits have already been released.
Source: Super Mario Odyssey