Discover the magic of slime with the Elmers Colour Changing Slime Kit that transforms from one colour to the next when exposed to sunlight! Inside, you'll find 1 bottle each of Blue-to-Purple and Yellow-to-Red Glue. It's washable, child-friendly* and flexible when dry; perfect for quick and easy clean-ups. You'll also find 2 bottles of Magical Liquid slime activator solution. Just add to your glue to turn it into slime and avoid the mess of other slime ingredients. *Not for children under 3 years. Adult supervision required. Thoroughly wash your hands before and after making and playing with slime.