This professional Juggling ball is made from 6 panels of Synthetic leather that has been hand stitched. Each color panel is UV reactive and has a great glow to them (White is not UV reactive). The ball is millet filled and is extremely soft in your hand. White is not UV Reactive Specs: Weight: 110g each UV Reactive Color Panels White panels are not UV Reactive 6 Panels of Synthetic Leather Millet Filled This is a Single Ball