Brain - Miscellaneous shape stress reliever attached to a key chain. Our products are safety tested and are intended for adults or for general use by consumers of all ages. Size: 1 3/4" x 2 1/4" x 1 1/2" I've heard of keeping your brain nimble, but this is ridiculous! These, well, unique personalized stress balls will literally imprint your name on their mind. You provide the logo or slogan, and we make sure you leave a mark! Customizable Brain Key Chain Stress Relievers are the perfect trade show giveaway for schools and higher learning programs and educational software. And just like a real brain, they're multi-talented! Consider personalizing yours for your next hospital fund raiser, or giving them away as prizes at your next trivia event!