Small World Toys Gertie Handball, 9" Inflatable Magic Color-Changing Sensory Balls, Soft Huggable Squishy Bouncy Ball For Kids Ages 3+, Toddler Ball for Sensory Development
Abracadabra, it changes color! Make handprints, face prints, or other designs, and watch them magically appear. Pale blue when warm, changes to purple when chilled. Pop it in the fridge to chill, and then apply warm hands.