US
Evenflo

Evenflo Proflo Venting Balance Plus Wide Neck Baby Bottle

  • Capacity: 0.56 Pounds
  • Bottle Type: Wide Neck Bottle
  • Bottle Nipple Type: Premium Proflo Vented Plus
  • Dish Washer Safe: Yes

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

Our verdict

A straightforward vented, wide neck newborn bottle from an established feeding brand. A reasonable pick if the venting design and 9 ounce size fit what you already use.

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ASIN: B01MDOBN21Category: Baby Bottles

Overview

The Evenflo Proflo Venting Balance Plus is a 9 ounce wide neck baby bottle in a clear and white finish, built for newborns. Evenflo markets Proflo as an internal venting design meant to move air away from the nipple during feeding. It suits parents shopping specifically for a vented, wide opening bottle.

Vented bottles like this one are aimed at parents dealing with fussiness or spit-up tied to swallowed air rather than at general purpose feeding. The wide neck opening is mainly a convenience feature, it makes pouring formula or breast milk in and scrubbing the inside easier than a standard neck. Because the listing is scoped to newborns, expect to size up to a larger bottle as your baby's appetite grows.

  • 9 ounce capacity
  • Newborn age range
  • Wide neck opening
  • Clear/white colorway

Who it's for

Parents of newborns looking for a vented bottle to help manage gas or reflux symptoms during feeding, and who prefer a wide mouth for easy filling and cleaning. Not the choice for parents who already use narrow neck bottles or nipples and want to keep parts interchangeable.

Pros and cons

Pros
  • Wide opening simplifies filling and washing
  • Vented design aimed at reducing swallowed air
  • Clear body makes checking fill level easy
Cons
  • Sized for newborns, likely to be outgrown quickly
  • More parts to clean than a non vented bottle

Performance notes

Evenflo's Proflo system routes air through an internal vent inside the bottle rather than letting it bubble up through the nipple and milk, the idea being less air ends up in the baby's stomach. The wide neck keeps the vent stem accessible for cleaning, which matters since vented bottles typically have more parts to wash than a plain straight neck bottle.

Specifications

BrandEvenflo
Dimensions & fit
Item Weight0.51 poundshigher than 60% of 181 baby bottles
Capacity & performance
Capacity0.56 Poundshigher than 81% of 102 baby bottles
Age Range DescriptionNewborn
Liquid Flow SpeedSlow
Construction & materials
ColorClear/White
Material Type FreeBPA Free
Included components
Unit Count0.56 pounds
Included Components9 Ounce (Pack of 6)
Other details
Bottle TypeWide Neck Bottle
Bottle Nipple TypePremium Proflo Vented Plus
Dish Washer SafeYes
Is The Item MicrowaveableNo
Number Of Items1

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Frequently asked questions

What size is the Evenflo Proflo Balance Plus bottle?

It holds 9 ounces and is listed for newborn use.

What does the Balance Plus venting system do?

It is Evenflo's internal air venting design, meant to route air away from the nipple during feeding rather than through the milk.

Is this a wide neck or standard neck bottle?

It's a wide neck bottle, which makes filling and cleaning easier than narrow neck styles.