NUK Simply Natural Baby Bottle with SafeTemp 5 oz
- Capacity: 0.31 Pounds
- Bottle Type: Anti Colic Bottle
- Dish Washer Safe: Yes
- Is The Item Microwaveable: No
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A recognized bottle line with a useful heat warning feature, sized for smaller feeds rather than growing appetites.
As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.
ASIN: B08VRDYWYYCategory: Baby Bottles
Overview
The NUK Simply Natural bottle with SafeTemp comes in a 5 ounce size, sold here as a 2 pack. SafeTemp refers to a heat sensitive spot on the bottle that changes color to flag milk that is too hot.
NUK's Simply Natural line uses a wide, orthodontic shaped nipple meant to echo the shape of a breast, and the SafeTemp feature is aimed at parents warming bottles who want a visual check before feeding. At 5 ounces this is sized for younger infants who have not yet moved up to a larger bottle. Total weight is listed at 0.35 pounds for the pack of two.
- NUK Simply Natural bottle line
- 5 ounce capacity
- Sold as a 2 pack
- SafeTemp heat indicator
Who it's for
Parents of younger infants who want a smaller bottle size and a built in temperature check for warmed milk. Families who need larger bottles for older babies will outgrow the 5 ounce size quickly.
Pros and cons
- SafeTemp color change flags overly hot milk
- Sold as a 2 pack for backup on hand
- 5 ounce size is small once a baby's feeds increase
- Age range in the listing data is listed simply as Kid, not a specific age
Performance notes
SafeTemp works as a passive visual cue rather than an active thermometer, so it still needs the parent to glance at the sensor spot before feeding. The 5 ounce size and 0.35 pound total weight for the 2 pack mark this as an early stage bottle rather than one meant to carry through toddlerhood.
Specifications
| Brand | NUK |
|---|---|
| Dimensions & fit | |
| Item Weight | 0.35 poundslower than 63% of 181 baby bottles |
| Capacity & performance | |
| Capacity | 0.31 Poundslower than 60% of 102 baby bottles |
| Age Range Description | Kid |
| Liquid Flow Speed | Slow (5 oz bottle), Medium (9 oz bottle) |
| Construction & materials | |
| Color | Blue |
| Material Type Free | BPA Free |
| Included components | |
| Unit Count | 2 |
| Other details | |
| Bottle Type | Anti Colic Bottle |
| Dish Washer Safe | Yes |
| Is The Item Microwaveable | No |
| Number Of Items | 2 |
| Bottle Nipple Type | Other |
Closest rivals on specs
Evenflo Balance+ Wide Neck Slow Flow Baby Bottles- Item Weight 0.35 vs 0.31 pounds (+13%)
MAM Grow With Baby Anti-Colic Bottle Set- Item Weight 0.35 vs 0.31 pounds (+13%)
Comotomo Baby Bottle 5 oz- Item Weight 0.35 vs 0.31 pounds (+13%)
Frequently asked questions
What does SafeTemp do?
It is a heat sensitive spot on the bottle that changes color as a visual warning if the contents are too hot.
How many bottles come in this pack?
This listing is for a 2 pack.
What size are the bottles?
Each bottle holds 5 ounces.