1&nbsp;Pack Glow-in-the-Dark  JellyBeadZ Brand  Water Bead Gel&nbsp;-10&nbsp;mm&nbsp;-&nbsp;Clear Non toxic, biodegradable, environmentally friendly. ORANGE Place under bright light 15-20 minutes to activate. Glows for hours ONE 10 gram packet of Clear glow beads makes 2 quarts hydrated beads perfect for centerpieces, any design at night for added drama