Mocha Mousse Craspedia Billy BallsMocha Mousse Craspedia Billy Balls are small, spherical flowers with a rich brown color and texture to any bouquet or centerpiece. Not only do these billy balls add visual interest, they also boast a long vase life, making them a practical choice for any event or occasion. If you're wondering what to pair with these unique blooms, try pairing with toffee roses, white ranunculus, and parvifolia greenery for a simplistic yet stunning table centerpiece.