Oceans bed bells light weight can keep your baby calm and help your baby fall asleep easily Each parts of this mobile bed bells pendant is made from the most environmentally hypoallergenics felt with hypoallergenics fillers.Use only environmentally materials and pay attention to your baby's health Make from the finest materials, easy to assemble, full of durability is the perfect baby showers gifts Helps in baby's Mental, emotional and physical development through high-contrast stimulation and hand-eye coordination There are different color optional