Handmade Felt with Elephant, Moon and Cloud Nursery Mobile can keep your baby calm and help your baby fall asleep easily. Helps in baby's Mental, emotional and physical development through high-contrast stimulation and hand-eye coordination. The Colorful Cotton Ball Wool Ball Felt Ball Developing Your Baby’s Eyesight And Hand-Eye Coordination. Help Visual And Early Childhood Intelligence Development. Great gift and perfect decoration to add visual and developmental stimulation to your baby's nursery. This is not a toy, Please keep out of reach of baby at all times. You can hang from the ceiling or you may need to purchase an arm for the mobile. The Mobile Holder For Crib Needs To Be Purchased Separately. DIMENSIONS for nursery mobile: Diameter of the top hoop 13 inches Length from the top hoop to bottom about 16 inches Stand's length 25.9 inches