Natural Glass Baby Bottle 5.4oz Pack of 4 - Clear Green

In this review of the 5.4oz YOHKOH Natural Glass Baby Bottle pack, the bottom line is straightforward: this set is for caregivers who want a clear, durable borosilicate glass bottle that mimics breastfeeding and is easy to clean. The reviewer found the bottles' natural response nipple and intelligent pressure valve to be the single biggest reason to buy, because they help separate milk from air and reduce colic risk while letting the baby self-regulate flow.

Key Features

• Borosilicate glass construction: Provides a clear, impurity-free bottle body that stands up to repeated cleaning and resists staining.
• Natural response liquid silicone nipple: Adjusts flow speed to the baby's suction for a breastfeeding-like feeding experience.
• Intelligent pressure regulating valve: Balances internal and external pressure to separate milk and air and reduce colic-related gas.
• Multiple size nipples and volumes: The product line supports stages 0-3 months, 3-6 months, and 6-12 months so feeding needs can be matched as the baby grows.
• Simple assembly and cleaning: Few parts make it quick to take apart for high-temperature or steam cleaning without special tools.
• Durable printed scale: Non-fading ink on the bottle body gives a clear, long-lasting measurement guide.

Who It's For

The 5.4oz pack of four is ideal for parents of young infants who need a mid-size bottle for typical daytime feeds, plus caregivers who prefer glass over plastic for clarity and heat resistance. It is also useful for households that sterilize bottles frequently, since the glass tolerates high-temperature washing or steam.

Those who need very slow or very fast flow exclusively, or who are particularly sensitive to nipple collapse, may want to test a single bottle first or consider alternate nipple systems; some users report mixed experiences with nipple durability and flow rate consistency.

Pros & Cons

Pros

• Real borosilicate glass feels premium and cleans without retaining odors.
• Natural response nipple allows the baby to control flow similar to breastfeeding.
• Pressure regulating valve helps keep air and milk separate, reducing colic risk.
• Pack of four provides spare bottles for rotations between feeds and sterilization.

Cons

• Nipple quality has mixed feedback; a few users report collapse or inconsistency in flow.
• Glass, while durable, requires careful handling to avoid breakage compared with plastic alternatives.

Specifications

Brand	YOHKOH
Material	Borosilicate glass bottle with liquid silicone nipple
Pack size	4 bottles
Capacity	5.4oz (160ml)
Nipple type	Natural response with pressure regulating valve
Cleaning	High temperature water or steam compatible
Color	Clear (green)

Our Verdict

The 5.4oz YOHKOH Natural Glass Baby Bottle pack is a solid choice for parents seeking a glass bottle that mimics breastfeeding and simplifies cleaning. It delivers good value for caregivers who rotate bottles through sterilization and appreciate a pressure-regulated, self-paced nipple, but those worried about nipple durability should inspect nipples regularly or buy a single bottle first to confirm flow and resilience.

Frequently Asked Questions

Are these bottles safe to sterilize in steam?
Yes. The borosilicate glass body and liquid silicone nipple are compatible with high-temperature water sterilization and steam cleaning.

Will the nipple mimic breastfeeding flow?
The natural response nipple is designed to control flow based on the baby's suction so it closely approximates breastfeeding, though some users report differing flow speed experiences.

Do the bottles reduce colic?
The intelligent pressure valve separates air from milk to reduce the amount of air swallowed, which can help lower colic-related gas for many infants.