Color Changing Mesh Stress Ball (1 Dozen) by CarnivalSource.com! Squeeze these mesh balls and watch the colors changes. A great fidget toy and stress reliever. Find more great items like this in our Ball Toys category here at CarnivalSource.com. This set of Color Changing Mesh Stress Balls is perfect for relieving stress and having fun! Each ball measures 2.5" in diameter and comes in 4 assorted colors. When squeezed, the ball changes color as it squeezes out of its netting. Recommended for ages 3 and up, this product ships from our Missouri warehouse within one business day. Get creative and explore our Ball Toys category at CarnivalSource.com for more great items!