These Nubby Stretch Gummi Balls are perfect for squishing! The nubby texture is great for extra textural input. Give it a gentle squeeze to help engage the brain for focus, keep restless hands busy or calm anxiousness.This toy would be a great addition to a sensory calming corner for children who are aware that this gummi ball is not designed to be used for aggression, and can pop if squished too aggressively. It is important to advise your children that soft squeezes are the way to go to prolong this squeeze ball’s life! Each Nubby Stretch Gummi Ball measures 4" in diameter. Colors will vary.