The Retro Runner is a vintage-inspired silhouette from Koio which is made from 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