Ja-Ru Magic Grow, 18 Capsules, Sea Animals, 1-pack EXPANDABLE FOAM CREATURES: 18 capsules of various colors. EASY AND FUN: Just drop each capsule into warm or hot water and watch them grow into fun shapes. SEA-MARINE ANIMALS: tuna, crab, dolphin, lobster, sperm whale, manta ray, squid, sailfish, octopus, shark, killer whale, and sea horse. AGE RECOMMENDATION: 4 years and older. ADULT SUPERVISION RECOMMENDED: Do not swallow. Small foam pieces are not edible. Also, prevent burns using the right temperature of water for capsules to open.