Philips Avent Natural Baby Bottles with Natural Response Nipples (Medium Flow, Flow 3), 9oz, 4-Pack, SCY903/04

4.8 4.8 out of 5 stars | 23,856 ratings

Price: 29.95

Last update: 03-24-2026


About this item

  • Philips Avent Natural bottle supports your baby's natural drinking rhythm: baby controls the pace of the milk flow, just like breastfeeding
  • Baby bottles designed with a unique opening and tip that only release milk when your baby actively drinks: when pausing to swallow and breathe, no milk flows
  • Philips Avent baby bottles make it easy to combine breast and bottle feeding with a soft, wide breast-shaped nipple that mimics the shape and feel of a breast
  • No-drip nipple design helps prevent lost milk from the tip, giving you peace of mind at home and on the go; the bottles come with medium flow nipples (Flow 3)
  • Anti-colic valve for your and your baby's well-being: it keeps air away from your baby's tummy during feeding to reduce colic and discomfort
  • The pack includes: 4x 9oz Natural bottles with medium flow nipples (Flow 3)
  • Best Bottle for Newborns winner - Best of The Bump Award 2024.

Top reviews from the United States

  • So good I bought them again
    These bottles are excellent. The Natural Response nipple really imitates the breastfeeding rhythm, and my baby had no issues switching between breast and bottle. They don’t leak, are easy to clean, and the anti-colic valve works very well.
    One thing I’ve noticed is that the bubbles tend to stay inside the bottle, but it doesn’t affect feeding or my baby’s comfort.
    I liked them so much that I purchased another pack. The quality is consistent, the flow is perfect for babies 3–6 months, and the design is super practical.
    Definitely one of the best baby purchases I’ve made. Highly recommended!
  • The best baby bottles
    These Philips Avent Natural Baby Bottles are a great choice for parents looking for a bottle that mimics breastfeeding. The natural response nipple helps control the flow, allowing babies to feed at their own pace. The anti-colic design is a nice touch, reducing the chances of discomfort or gas. The 9oz size is perfect for growing babies, and the pack of four ensures you have enough on hand. Plus, they are easy to clean and dishwasher-safe. With over 20,000 positive reviews, they are a reliable and highly recommended option for bottle feeding.
  • Excellent Quality – The Best Bottles We’ve Ever Used
    This is an excellent product! My kids love these bottles — they are truly the best. They don’t leak, the quality is amazing, and we’ve tried many other brands but none compare to these. Little by little I’ve been replacing all our other bottles with these because they are easy to clean, very durable, and they withstand my son’s biting on the nipple without breaking easily. 100% recommended! Worth the price 100%
  • Great set of bottles!
    I started with the glass version of this bottle, which was nice, but eventually switched to these plastic ones because of weight, & mostly because after several months of regular use the tops suddenly started randomly unscrewing themselves. I've never had that issue with the plastic ones. The tops screw on solidly, & the only leaks I've ever had was when one of the teething babies started chewing holes in the nipples - I switched to a sippy cup! (:

    The caps are stiff to pop on & off at first, but loosen up nicely after the first several uses, & never get too loose so they start falling off in the diaper bag.

    The nipple shape is perfect, &, with reasonable expectations, I've never had any issue with nipple confusion, in spite of dire warnings by WIC staff. (: Also, the nipple doesn't dump a stream of milk in a new baby's mouth, making it gag, so the babies seem to actually prefer this nipple too, even though they have to work harder.

    These are amazing to clean - they rinse out nicely, & toss in the dishwasher without a problem.

    They are larger diameter than most 'regular' bottles, but are smoothly rounded, making them easy to slip in anywhere to carry along.

    They last forever (as long as they don't get chewed), with the only potential issue being that over months of steady use, the plastic does start getting a touch cloudy, as I would expect. That, of course, doesn't affect the function, but it can be a bit difficult to tell by sight if the last bit of milk is gone yet. I started with glass, hoping to keep the same bottles through multiple babies without them clouding, but it really isn't that big a deal to simply buy a new pack for each one.

    I love that you can buy packs of replacement nipples separately!

    And finally, as an additional bonus, I was recently very pleasantly surprised to randomly try these bottles with my Spectra S1 pump, & find that they fit as though they were designed for it! This was amazing, because 1. I can pump directly into the feeding bottle, & 2. these are big enough to eliminate any danger of overflowing the little Spectra bottles without swapping mid-pump.

    Overall, I've been very pleased with these bottles, & will gladly pay the extra for them as long as I need baby bottles.
  • Favorite bottles!
    My babies favorite bottles! The color is perfect, the size is great so she can grow into them. Worth the money. Also, I love these because you can use them as bottles but also change the nipples to sippy cup nipples! So you can use them for a long time.
  • Healthy Baby
    Bought for shower gift. These are great baby bottles. They are very durable and dependable. No leakage and clean well.
  • Must have best bottle we have tried
    I love everything about these bottles. They are heavy duty great weight excellent quality. I bought the 9 oz bottle size. They came with slow flow nipples. This is perfect for my granddaughter as she has a tendency to choke. Love them.
  • Best Bottle
    FTM - Our baby loves these bottles! I was nervous because you never know what bottle your baby is going to like but we went all in and it paid off. We’re exclusively formula and our baby has no issue with these. Be sure to check the nipple being in line with the notch for the best air flow!

    We have the glass ones as well for at home use, but these are so much easier to use on the go. They are lightweight, super easy to clean and don’t shift when you’re screwing on the top like some other bottles.

    If you can swing it, or want to add to your registry, definitely recommend getting the smaller flow nipples to swap in for the first few weeks/months until your baby is ready for the 3 flow.

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