These Cra Z Slimy, themed kits include everything you need to make your very own fun-themed slime! Make it! Stretch it! Squish it! Experiment with different effects - Rainbow or Unicorn. Mix and match or keep it simple - it's up to you! Make it your way! Encourages STEM learning.Our slimes are quality checked and made with safe fun in mind. It's Ooey gooey stretchy fun! Helpful Hints: Protect any delicate surfaces or fabrics. Slime should be put in a container after use and the lid sealed.