This item is for 1 oz pack of approximately 2000 pieces of these lovely crystal water beads. These little tiny beads can grow up to haft inch in diameter, Colors upon your choice. * INSTRUCTION: 1. Fill clean water into a large container; 2. Soak the dry beads into the water (approximately 200ml water per 1 gram of beads); 3. Wait 6~12 hours for beads fully hydrated. The beads will absorb the water and expand up to 15 millimeters; 4. Gently pick out the soft hydrated crystal beads, and fill into a vase or a bottle you want; 5. If you are growing water plants, please put the plants into the vase before you add the crystal beads. * WARNING: CHOKING HAZARD - Small parts, Not edible, Not for children under 6 years. Use with Adult supervision only.