Our verdict
The Allbirds Tree Runner Go and the Giesswein wool knit shoe are too close to call — we rated both 8/10. There's no clear winner here, so it comes down to what you want it for. We break that down below.

Allbirds Tree Runner Go
$120
Check priceRead our full review
Giesswein wool knit shoe
Side by side
| Attribute | Allbirds Tree Runner Go | Giesswein wool knit shoe |
|---|---|---|
| Our rating | 8/10 | 8/10 |
| Best for | Lighter and more breathable than the original, but snug fit and grime-prone soles are notable trade-offs. | A worthy Allbirds alternative: machine washable merino wool comfort without the logo clutter of other Giesswein models. |
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| Watch-outs |
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Which one is right for you?
Choose the Allbirds Tree Runner Go if…
Lighter and more breathable than the original, but snug fit and grime-prone soles are notable trade-offs.
- Lightweight - feels almost like a second skin
- Exceptional breathability with advanced eucalyptus knit
Choose the Giesswein wool knit shoe if…
A worthy Allbirds alternative: machine washable merino wool comfort without the logo clutter of other Giesswein models.
- Comfortable and can be worn with or without socks
- Machine washable
Why we rate them this way
Allbirds Tree Runner Go — 8/10
Lighter and more breathable than the original, but snug fit and grime-prone soles are notable trade-offs.
What we liked: Lightweight - feels almost like a second skin, Exceptional breathability with advanced eucalyptus knit, Sleek, modern, versatile minimalist design, Flexible knit for greater range of motion, Made from sustainable eco-friendly materials.
Worth knowing: Snug fit - runs tight, need to size up if between sizes, White SweetFoam soles collect grime and are difficult to clean, Limited color options compared to original Tree Runners, Higher price point than predecessors.
Giesswein wool knit shoe — 8/10
A worthy Allbirds alternative: machine washable merino wool comfort without the logo clutter of other Giesswein models.
What we liked: Comfortable and can be worn with or without socks, Machine washable, Very breathable, Lightweight (265g, comparable to Allbirds Tree Runner), No obtrusive logo like other Giesswein models.
Worth knowing: Best for warm weather—skip if you run cold.
Common questions
Is the Allbirds Tree Runner Go or the Giesswein wool knit shoe better?
We rated both 8/10 — it's a genuine toss-up. Allbirds Tree Runner Go: Lighter and more breathable than the original, but snug fit and grime-prone soles are notable trade-offs. Giesswein wool knit shoe: A worthy Allbirds alternative: machine washable merino wool comfort without the logo clutter of other Giesswein models.
How much do the Allbirds Tree Runner Go and Giesswein wool knit shoe cost?
The Allbirds Tree Runner Go is listed at $120. We don't have a current price on file for the Giesswein wool knit shoe — check the latest on its review page.
What's the difference between the Allbirds Tree Runner Go and the Giesswein wool knit shoe?
Short version — Allbirds Tree Runner Go: Lighter and more breathable than the original, but snug fit and grime-prone soles are notable trade-offs. Giesswein wool knit shoe: A worthy Allbirds alternative: machine washable merino wool comfort without the logo clutter of other Giesswein models.