Metallic Slimy Rainbow Unicorn EGG With Surprise Charm 8 to Collect. Release a surprise charm from the Unicorn Egg. SLIMY the one-of-a-kind ooey, gooey slime toy made with a patented Swiss formula using all natural ingredients. Young and old alike will enjoy endless hours of oozing, goopy fun with classic Slimy and other popular Slimy products. 100% child safe. Playing with Slimy is educational too. Squish it! Make cool shapes! Feel its clammy ooze gloop through your fingers! Stretch it! Smell it! Awaken your child's inner Michelangelo, improve your child's fine motor skills, and have some ooze-tastic, creative fun yourself. One Supplied.