all at the same time Sensory Play Delight , engaging their imagination and senses slime kit: Our slime set is soft, non-stick and easy to stretch. Stocking Stuffers for Kids: Christmas stocking stuffers,Christmas gifts slime toys stocking stuffers: This set includes 4 pre-filled plastic balls, each with a jar of slime and mix-ins for hours of fun. The pink clear slime kit with bubbles is very stress relieving as it is constantly stretched and squeezed hard, making a very stress relieving sound of frying bubbles.