Thyseed Anti-Colic Glass Baby Bottle
- Capacity: 0.34 Pounds
- 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.
A newborn-sized glass bottle for breastfed babies moving between breast and bottle, sold as a single unit rather than a set.
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ASIN: B0F5B9CVVQCategory: Baby Bottles
Overview
This Thyseed bottle is a glass feeding bottle sized for newborns, holding 5.4 ounces and built with an anti-colic design aimed at breastfed babies moving to bottle feeding. It ships as a single bottle rather than a multi-pack.
Glass bottles appeal to parents who want to avoid plastic in daily feeding, and this one is scaled to newborn portions rather than the larger 8 or 9 ounce sizes made for older infants. The listing does not specify nipple flow rate or venting mechanism beyond the anti-colic claim in the name, so parents relying on a specific flow speed should confirm before buying.
- 5.4 ounce capacity
- Glass construction
- Newborn age range
- Anti-colic design
Who it's for
Suits parents of newborns who are combination feeding breast milk and bottle and prefer glass to plastic. Families who need several bottles at once will need to buy more than one, since this comes as a single unit.
Pros and cons
- Glass avoids plastic contact with milk
- Sized for newborn feeding portions
- Marketed for breastfed babies moving to bottle
- Sold as a single bottle, not a set
- Small capacity means earlier upgrade to a larger size
- Glass is heavier and can break if dropped
Performance notes
At 5.4 ounces, the bottle matches typical newborn feeding volumes rather than the 8 to 9 ounce bottles made for babies past three months. Glass construction adds some weight and breakage risk compared to plastic but avoids concerns some parents have about plastic contact with warm milk.
Specifications
| Brand | Thyseed |
|---|---|
| Dimensions & fit | |
| Item Weight | 0.46 poundshigher than 52% of 181 baby bottles |
| Capacity & performance | |
| Capacity | 0.34 Poundslower than 55% of 102 baby bottles |
| Age Range Description | Newborn |
| Liquid Flow Speed | Extra Slow Flow |
| Construction & materials | |
| Color | 0+ Months (5 Ounce) |
| Material Type Free | BPA Free |
| Included components | |
| Unit Count | 1 |
| Other details | |
| Bottle Type | Anti Colic Bottle |
| Bottle Nipple Type | Vented |
| Dish Washer Safe | Yes |
| Is The Item Microwaveable | Yes |
| Number Of Items | 1 |
Closest rivals on specs
Pigeon PPSU Wide Neck Nursing Baby Bottle- Item Weight 0.46 vs 0.36 pounds (+28%)
Playtex Baby VentAire Baby Bottle 6 oz- Item Weight 0.46 vs 0.55 pounds (-16%)
- Capacity 0.34 vs 0.38 pounds (-11%)
NUK Simply Natural Baby Bottle with SafeTemp 5 oz- Item Weight 0.46 vs 0.35 pounds (+31%)
Frequently asked questions
What size is the Thyseed glass baby bottle?
It holds 5.4 ounces, sized for newborn feeding amounts.
Is the Thyseed bottle sold in a multi-pack?
No, the listing is for a single bottle with a pack count of one.
Is this bottle made of glass or plastic?
Glass, according to the listed material.