These were only used a couple times. I got them as a gift, but my kids preferred a different kind of bottle instead. Included with purchase: (8) 9oz/260ml bottles w/ nipples & bottle caps (3) 4oz/125ml bottles w/ nipples & bottle caps (7) sealing discs (2) AirFree vents (2) extra nipples This collection of white feeding bottles is designed for convenience and practicality. With wide necks and secure screw-on tops, they ensure easy cleaning and efficient feeding. Perfect for everyday use, these bottles are a reliable choice for any household.