Beautiful gift box design. Perfect baby shower gifts. Easy to Clean: High temperature resistance material. Sterilized with boiling water or steam. Washing with running water after use. Dishwasher and freezer safe. Dry naturally after washing. Food Grade Silicone: Designed with food grade silicone, softer and more elastic, BPA free, provide more better bite experience, Non-toxic food grade silicone, PVC, phthalates, lead and cadmium. CPSC certified laboratory tested. Early Development: Babies explore the world using their senses of mouth taste. Quickly to learn about texture, taste and temperature of items and build muscles by penguin teether. Greatly promotes the early development of the baby's brain. Just Right for Baby Hands: There is a stem inside the hollow penguin body easy for baby to grasp. Seposeve penguin teether has plenty of space inside, which easier match the different size of baby's hands. Massage & Stimulate the Gums of Baby: The penguin hands and head hair has kinds textures of particles. Effectively stimulate the gum area on both sides of the baby's deciduous teeth and promote tooth growth. And effectively alleviate the problem of itchy gums during teething.