The Party Whale Musical Mobile plays Brahms' Lullaby. Universal mount fits most cribs. Helps baby develop eye tracking and sound perception skills. Fabric is made of 55% cotton/45% polyester. Character figures are 100% polyester, exclusive of decoration. Filling is 100% polyester fiber fill. Care instructions for characters: spot clean only with soft cloth dampened in cold water with mild soap and line dry. Do NOT machine wash, bleach, tumble dry or iron.