Mouse admirers will definitely need this mouse keychain for their collection. It's made of stone resin material for a lifelike realism and almost drop-proof constitution. Use your Mouse keychain to adorn fanny packs, backpacks, and more. Or, brighten up your keys and make them easier to identify by putting this Mouse key chain on your commonly used keys. Our mouse key chains are popular choices for kids and adults. They're great little gifts for somebody special in your life. Functional and fun, the approximate size on the Mouse key chain is 2 1/2 inches.