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Philips Avent
Philips Avent Natural First Flow Nipple, 4 Pack, SCF657/43 4 Count (Pack of 1)
4.6
Based on 6,193 reviewsReal-World Testing
30 days of real-world testing
Recently Updated
Updated Dec 7, 2025
Technical Specifications
Complete product details
- Product Dimensions
- 4.33 x 2.36 x 5.32 inches
- Item model number
- SCF657/43
- Material Type
- Silicone
- Material free
- Bisphenol A Free
- Number Of Items
- 1
- Style
- Old Version
- Batteries required
- No
- Dishwasher safe
- Yes
- Bottle nipple type
- silicone nipple
- Item Weight
- 3.31 ounces
- ASIN
- B07N9BHHDF
- Customer Reviews
- 4.6 4.6 out of 5 stars (6,193) 4.6 out of 5 stars
- Best Sellers Rank
- #1,322 in Baby (See Top 100 in Baby) #14 in Baby Bottle Nipples
- Brand
- Philips Avent
- Size
- 4 Count (Pack of 1)
- Material
- Silicone
- Bottle Nipple Type
- silicone nipple
- Liquid Flow Speed Description
- Slow Flow
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About the Author
Expert analysis by Caleb Drayton
Caleb Drayton
Expert ReviewerStaff Writer
Caleb covers the intersection of tech and wellness at Review Atlas—from electric toothbrushes and shavers to air‑quality monitors and blue‑light glasses. He values independent clinical data and long‑term comfort over short‑term trends, helping readers build simple, sustainable routines that actually stick.
Health Personal CareBeauty Personal Care
View Full ProfileHow We Tested This Product
Our rigorous, independent testing process
Testing Period
30 days
Tested By
Caleb Drayton
Our Testing Process
- We purchase all products at full retail price to ensure unbiased testing
- Products are tested in real-world conditions matching everyday use
- Our experts conduct both objective measurements and subjective evaluations
- Reviews are regularly updated as new products enter the market
- Tested according to our Baby & Child Health Care Products testing methodology
Last updated: December 7, 2025
|Independently tested and reviewed