US
Lifefactory

Lifefactory Glass Baby Bottle with Silicone Sleeve

  • 4 ounces capacity per bottle
  • 2 bottles in the pack
  • Vented bottle, slow flow nipple
  • BPA free glass with protective silicone sleeve
  • Dishwasher and microwave safe, mint color

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

Our verdict

A two-bottle set of small glass baby bottles with silicone sleeves, vented and slow flow, for the early months. The small volume means they will be outgrown as feeds get bigger.

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ASIN: B01M5GHAZOCategory: Baby Bottles

Overview

Not a plastic bottle, but a glass one wrapped in a protective silicone sleeve and fitted with a vented, slow flow nipple. The listing marks the material BPA free and gives the color as mint.

Glass avoids plastic, the sleeve cushions against drops and the set cleans in the dishwasher. The small size suits young babies only, and the listing says nothing about nipple replacements.

Who it's for

A caregiver starting out with a newborn who wants glass and a drop-resistant sleeve. Parents of babies taking bigger feeds, or those wanting plastic for travel, will need a different set.

Pros and cons

Pros
  • Glass bottle body
  • Protective silicone sleeve
  • Vented, slow flow nipple
  • Dishwasher and microwave safe
Cons
  • Small volume per bottle
  • Slow flow only
  • Replacement nipples not mentioned

Performance notes

Venting reduces suction while feeding, and the slow flow nipple suits young babies. The sleeve protects the glass from knocks, and the bottles can be cleaned in a dishwasher or warmed in a microwave.

Specifications

BrandLifefactory
Dimensions & fit
Item weight0.94 pounds
Capacity & performance
Capacity4 ounceslower than 75% of 93 baby bottles
Liquid Flow SpeedSlow
Age Range DescriptionMonths
Construction & materials
ColorMint
Material Type FreeBPA free
Included components
Unit Count2 count
Other details
Bottle TypeVented bottle
Bottle Nipple TypeVented
Dish Washer SafeYes
Is The Item MicrowaveableYes

Closest rivals on specs

Pigeon Glass Wide Neck Nursing Bottle 5.4 oz
  • Item Weight 0.94 vs 0.82 pounds (+15%)
  • Capacity 0.25 vs 0.34 pounds (-26%)
Dr. Brown's Specialty Feeding System Starter Kit
  • Item Weight 0.94 vs 1.22 pounds (-23%)
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Frequently asked questions

What comes in the Lifefactory glass bottle pack?

The listing gives a unit count of two bottles, and the title names a protective silicone sleeve. It does not mention extra nipples or caps.

Are Lifefactory glass baby bottles microwave safe?

Yes. The listing marks them as both microwaveable and dishwasher safe.

Is the Lifefactory 4 ounce bottle slow flow?

Yes. The listing names a vented nipple with slow flow.