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Nanobebe

Nanobebe Flexy Silicone Anti-Colic Baby Bottle

  • Capacity: 150 Milliliters
  • Bottle Type: Anti Colic Bottle
  • Bottle Nipple Type: Vented
  • Dish Washer Safe: Yes

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A reasonable pick for parents actively trying to bridge breast and bottle feeding, less essential if your baby already takes a standard nipple without issue.

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ASIN: B0944B4549Category: Baby Bottles

Overview

The Nanobebe Flexy is a soft silicone baby bottle built to feel closer to breastfeeding than a rigid plastic bottle, with a non-collapsing nipple and an anti-colic design. It ships as a 2-pack in the 5-ounce (150 ml) size, matched to Nanobebe's breast-shaped bottle line.

Nanobebe built its name on breast-shaped bottles meant to ease the switch between nursing and bottle feeding, and the Flexy extends that idea with a nipple made from soft, squeezable silicone rather than rigid plastic. The anti-colic venting is built into the nipple itself rather than a separate valve, which simplifies cleaning but also means the whole nipple gets replaced as one part when it wears out.

  • 5 oz / 150 ml capacity
  • 2-count pack
  • Silicone non-collapsing nipple
  • Anti-colic venting

Who it's for

Suited to breastfeeding parents who want a bottle their baby is more likely to accept without a nipple-confusion fight, and to caregivers who prioritize a soft, flexible feel over a rigid classic-shape bottle. Families who already have a working bottle routine with a different nipple shape may not need to switch.

Pros and cons

Pros
  • Soft silicone nipple feels closer to nursing
  • Anti-colic venting built into the nipple
  • 2-pack means a spare while one is washed
Cons
  • Only fits Nanobebe's own bottle bodies, not universal
  • 5oz size means an upgrade purchase as baby grows

Performance notes

The anti-colic claim rests on venting built into the silicone nipple, intended to cut down on air swallowed during feeding. The non-collapsing design is meant to keep the nipple's shape under suction so flow stays steady rather than pinching shut, which is a common complaint with fully soft silicone nipples.

Specifications

BrandNanobebe
Dimensions & fit
Item Weight0.31 poundslower than 67% of 181 baby bottles
Capacity & performance
Capacity150 Milliliters
Age Range DescriptionBaby
Liquid Flow SpeedSlow Flow
Construction & materials
ColorWhite
Material Type FreeBPA Free
Included components
Unit Count2
Other details
Bottle TypeAnti Colic Bottle
Bottle Nipple TypeVented
Dish Washer SafeYes
Is The Item MicrowaveableYes
Number Of Items1

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Frequently asked questions

What size is the Nanobebe Flexy bottle?

It holds 5 ounces (150 ml) per bottle, and comes as a 2-pack.

Does the Flexy nipple prevent colic?

It uses built-in anti-colic venting in the nipple designed to reduce air intake during feeding, though colic has multiple causes beyond bottle design.