Spiky Puffer Animal LED Light-Up Soft Silicone Stretch Pull Squishy Stress Ball Toy -Assorted Design (3-Dog, 3-Pig, 3-Duck, 3-Frog) -Dimensions: 2.5" * 2.5" * 2.5" -100% Silicone -DISCLAIMER: The batteries on orbit lights on toys such as these are non-replaceable.