The NeeDoh Color Changing Stress Balls Lot Of 3 is a set of squeeze balls that are designed to help with stress relief. Made from silicone and gel, these balls are 3 inches tall and come in blue, pink, and yellow colors. The unique feature of these stress balls is that they change color when squeezed, returning to their original size and shape after. The set includes three balls, making it perfect for fidgeting or sharing with friends. Made by Schylling, these stress balls are a fun and colorful way to release tension and promote relaxation.