Similac NeoSure Advanced Ready to Feed Baby Formula is specially designed for premature babies. It is formulated for enhanced nutrition with undeveloped body systems in mind. This milk-based formula is packaged in a convenient, portable bottle; just add a nipple (sold separately), and you"re ready to go! The Similac NeoSure Advanced Ready to Feed Baby Formula - 2 oz - 8-Pack features: * Includes (8) 2-ounce bottles * Designed for enhanced nutrition; formulated for premature babies * Includes DHA, and ARA * Ready-to-go, milk-based formula; no need to add water * Age Range: Birth - 12 months * Perfect Bottle is nipple ready