I Heart Guts Uterus Keychain Never be without your uterus with this fab keychain. Engraved back of keychain and display read: "Uterus: Womb Service" Learn about this reproductive mastermind from the cardboard display backing. Zinc alloy with soft enamel, uterus measures 2.79" x 2". I Heart Guts puts a smile on your face and smarts in your brain. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!