Rice Ball Maker Food Mould Sushi Mould Sushi Maker Rice Ball Mould There are 4 shapes: Star,Heart,Triangle and Flower Four lovely rice balls can be made at a time. Easy to use rice molds, fill the bottom with rice and press the cover on top. Remove the top and press the tab on the bottom to release the rice from the mold. Four fun shapes; star, heart, triangle, and plum blossom.