Details
The Retro Runner is a vintage-inspired silhouette modernized with cutting-edge, sustainable materials. Shown here in our beloved Castagna color, it has vegetable-tanned leather upper that develops a rich patina over time and is set on a Koio ReCycled™ sole that provides comfort and flexibility through every step.
- Handmade in Marche, Italy
- Constructed from vegetable-tanned Italian leather (Cow)
- Lined with LWG Gold-certified Italian leather (Cow)
- Set on a Koio ReCycled™ [68 TPU] outsole and Koio ReCycled™ [30 EVA] midsole
- Tightly stitched for water resistance
- Threaded with cotton laces
- Fitted with a removable OrthoLite® Hybrid insole
Size & Fit
- Fits true to size. Take your normal US size.
- Only available in full sizes. Go up to the nearest whole size if you wear a half size.
- Width D - Standard
- Width can be adjusted by tightening/loosening the laces.
- Not sure of your size? Reach out to our team for a recommendation.
Sustainability
LWG Gold-certified leather: This sneaker is lined with leather that’s Gold-certified by the Leather Working Group (LWG), meaning it’s responsibly tanned in a facility that safely and carefully manages emissions, energy and water consumption, and waste.
Recycled materials: This sneaker has a Koio ReCycled™ [68 TPU] outsole, 68% of which is recycled TPU from neighboring factories in Italy. It also has a Koio ReCycled™ [30 EVA] midsole, 30% of which is recycled EVA. It's fitted with an OrthoLite® Hybrid insole made with recycled foam and rubber from previous production processes.

Gift With Purchase Offer


Organic Cotton No Show Sock
Made from a unique blend of certified organic cotton and innovative 'aerolight'™ fiber, our Organic Cotton No Show socks are too good to show off. Literally. Comfortable yet low-cut to sit undetected, they're the perfect union of fashion and function. Their specially designed and patented silicone feature keeps your sock in place and your feet in comfort.
Only available in colors Arctic White & Mirage Gray, sizes S-XL
Organic Cotton No Show Sock
Made from a unique blend of certified organic cotton and innovative 'aerolight'™ fiber, our Organic Cotton No Show socks are too good to show off. Literally. Comfortable yet low-cut to sit undetected, they're the perfect union of fashion and function. Their specially designed and patented silicone feature keeps your sock in place and your feet in comfort.
Only available in colors Arctic White & Mirage Gray, sizes S-XL
Size Guide
7
8
9
10
11
12
13
14
6
7
8
9
10
11
12
13
40
41
42
43
44
45
46
47
We use standard US sizing on all styles.