Jelly ball is a water-absorbent that can hold about 100 times their weight in water. It is made of non-toxic and biodegradable polymer. Caution: for decoration only. Don't take internally. Not a toy for kids, keep out of reach of children! Do not dispose used beads into drains! Instruction: Apply one Pack of jelly ball in about 1.5 quarts of water. Use distilled water for better result. Allow the beads to fully expand in 6-8 hours. Remove the expanded beads from the water and pour into a vase or a bowl.