Press the button and music plays. Suitable for ages 3 months and up. Everything has been sterilized and its functionality has been confirmed. There is some wear and tear, so please check the photos. It has a ring, so it can be easily attached to a child seat, stroller, baby bed, etc. The ring can be widened sideways and easily removed, making it convenient. When you turn it around, colorful beads make a rattling sound. The star can be turned around. It also has a teether, so your baby can chew on it when their gums start to itch. When you press the button, sound effects and music play. Includes 5 songs: ・If You're Happy and You Know It ・Vegetation's Lodge ・Are You Sleeping ・Guessing Game ・Kaburi Island Thank you.