"He or she? Loved already. It's a boy!" (Or a girl!) On the big reveal day, no need to order a special cake. Gift the grandparents, aunts, uncles, and friends this mug, fill it with hot coffee or water, and watch the their faces as the mug reveals the gender of their baby in just a few seconds. It's a fun way to celebrate and they can enjoy the cups as they await the little one's arrival. 3½"h. 16 oz. Hand wash only. Not intended for microwave. Specify Girl or Boy.