Does the Britax Willow S fit the WonderFold W2 wagon?
No — it doesn't fit
No. The makers say the Britax Willow S doesn't fit the WonderFold W2 wagon.
Your options
Key specs
- Weight with carrier
- 49.2 lb
- Seat rated to
- 30 lb, 32 in
About this pair
15 other infant seats fit the WonderFold W2 wagon.
Summary from the makers' published data.
Questions about this pair (2)
Does the Britax Willow S fit the WonderFold W2 wagon?
No. The makers say the Britax Willow S doesn't fit the WonderFold W2 wagon.
Where does this answer come from?
From the makers' own pages: WonderFold adapter page.
Car seats that do fit the WonderFold W2 wagon
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Manuals and downloads
Straight from the makers. The manual that came with your product is the one to follow.
How we know: the makers' own words
WonderFold says it doesn't fit, without saying which version.
“Britax | Britax B-Safe 35 ... Britax B-Safe Gen2 FlexFit+ | *Not compatible with Willow systems or Cypress”
WonderFold adapter page · checked 2026-09-24
Always check both manuals before the first walk. How we check.