This 8 oz container comes with a pre-mixed cloud slime, one with two tones that makes ... but certainly one of the rarest is Jack the Black Cat. Only 500 of these plush toys were ever made ...

Thick and glossy is also the base for other ultrapopular slimes, like cloud slime and ... color when exposed to black light or strong sunlight. (For a color-changing slime, you can use just ...