Valais Slip-on Rubber Sole
Valais Slip-on Rubber Sole
The Suffolk, built for the outside world.
The Valais takes Woolfi's best-selling slip-on silhouette and adds a durable natural rubber sole — so you can wear it from the kitchen to the letterbox without a second thought. Roomier through the toe box and instep, it's also the go-to for anyone with wider feet or higher arches.
Handcrafted by Nepalese artisans from 100% responsibly sourced New Zealand wool, the Valais is warm in winter, breathable in summer, and moulds to your feet over time. Available in Charcoal and Stone — two neutrals that go with everything.
Available in EU 36–47. See our size guide below — sizing runs generous, particularly EU 40+.
Find your fit
The Valais runs generous — we recommend sizing down, especially if you're EU 40 and above.
Stone colourway available up to EU 45.
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Materials
Materials
100% New Zealand Wool Felt Upper; Natural Rubber Sole
Recommend use:
Recommend use:
For indoor and light outdoor trips. We recommend wearing your slippers without socks.
Care:
Care:
Wool is a natural product with self-cleaning properties. Simply air dry and vacuum to remove dust. Find out more here
Find the perfect fit
Find the perfect fit
Use the tool below to scan your feet and find your measurements.
Use our size chart above to select your correct size based on the measurements.
Frequently Asked Questions
Are wool slippers suitable year round?
Yes. Wool naturally regulates temperature, keeping feet warm in winter and comfortably cool in spring or summer.
Are your rubber soles flat? How do they compare to suede soles?
Yes — our soles are made from natural crepe rubber sheet and are flat rather than convex or domed. Unlike some moulded rubber soles that feel firm and rounded, crepe rubber is soft, flexible and designed to move naturally with your foot.
In feel, crepe rubber is quite similar to suede — it has a supple, slightly cushioned texture and will gently mould over time. The key difference is durability and grip.
- Suede soles are beautifully soft and breathable, ideal for strictly indoor use on dry surfaces, but they can wear more quickly and don’t offer as much traction.
- Crepe rubber soles provide the same comfort-led flexibility while offering added durability and light grip, making them more practical for everyday indoor wear.
Our aim is to create a natural sole that feels comfortable and relaxed underfoot, rather than structured like an outdoor shoe.
Can I gift Woolfi slippers to someone unsure of size?
Absolutely. We provide detailed sizing guides to ensure the perfect fit, and our friendly team can help with recommendations.
Why choose Woolfi over synthetic slippers?
Woolfi slippers combine sustainable, renewable materials with craftsmanship, durability, and unparalleled comfort — something synthetic alternatives rarely achieve.