12 Gram Bag - JellyBeadZ Brand Water Gel Beads For Floral Arrangements- Teal One 12 gram pack will make about 3 quarts of JellyBeadZ. COLORFAST, Non toxic, Biodegradable, Enviromentally Friendly Professional centerpieces at half the price....YOU are the "designer" !!! Many uses for decoration- weddings, showers, centerpieces Hydrate JellybeadZ for approx. 6- 8 hours. Each bead will expand to about the size of a small marble