The main vendor for Beast Balls is located on .
Unlike the original Sun and Moon games where they were a limited resource, Ultra Sun and Moon allow players to purchase an unlimited quantity to support catching the numerous Ultra Beasts found in . Primary Purchase Location: Aether Paradise where to buy beast balls ultra sun and moon
While buying them at Aether Paradise is the most straightforward method in the "Ultra" versions, there are other ways to obtain them: The main vendor for Beast Balls is located on