It glows and its a brain, yep its a glowing brain. Box it up and give it to someone who needs more brains or you could always play catch with it. Great for that mad scientist skit, doctors dorm, use it as a nightlight for few minutes, remember to use your brain on that. Its always handy to have extra brains around too. Measures : 5.75 x 3.5 x 3 inches.