The Dreamy Nights Musical Mobile soothes your baby to sleep playing the classic Brahms' Lullaby. Helps baby develop eye tracking and sound perception skills. The fabric and characters are made of 100% polyester and the filling is 100% polyester fiber. Fabric content is exclusive of decoration. Assembly instructions are included. Care instructions: spot clean only with soft cloth dampened in cold water with mild soap, do NOT machine wash, do NOT bleach, do NOT tumble dry, line dry and do NOT iron.