Apple / Apple Watch
Apple Watch Sport Loop 46mm — Neon Yellow
A Sport Loop replacement band in a bright color for a compatible Watch case.
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Get the model right
Details at a glance.
| Brand | Apple |
|---|---|
| Product family | Apple Watch Band |
| Model | Sport Loop |
| Size | 46mm |
| Band size | One Size (Fits Most) |
| Color | Neon Yellow |
| Apple part number | MFFL4AM/A |
| Compatible case sizes | 44mm, 45mm, 46mm and 49mm, subject to exact watch model |
These details identify the product covered by this page. Retailer pages may offer additional configurations; confirm the selected option before ordering.
Research and buying details
Sources checked . Guidance is based on the documentation cited below.
Model, selected version and Amazon offer
- Model
- Apple Watch Sport Loop
- Selected version
- Color: Neon Yellow.
- Amazon offer
- Check the selected offer on Amazon for its condition, included items and purchase terms. Model specifications do not establish an individual unit’s condition.
Match the case size and generation
- This is the 46mm Neon Yellow Sport Loop, Apple part number MFFL4AM/A. Apple groups current 46mm bands with 44mm, 45mm, 46mm and 49mm Watch cases.
- Within this catalog, it fits the 46mm Apple Watch Series 11. The 42mm Series 10 and 40mm SE 3 use a different current band-size group.
- A legacy Watch described as 42mm needs its generation checked separately. Apple describes use of these bands on Ultra models as suitable for casual, everyday wear.
Sources: Apple documentation · Apple product information · Amazon listing — retailer source
Check your wrist measurement
The listing’s “One Size (Fits Most)” label does not establish an exact wrist-circumference range. Confirm that range for the selected band before ordering.
Sources: Amazon listing — retailer source
Before you choose
- Exact wrist-circumference range remains unverified.
- Legacy 42mm Watch generations require a separate fit check.





