From the Tech Runner series, the Siero Grey features supple suede and perforated calfskin dyed to a cool grey. A speed lacing system, modern sport sole, and a cushioned insole bring technical upgrades while the mixed-media layering and sport silhouette complete the Siero's perfect blend of function and design.
- Leather lining
- Rubber sole
- Patina: Crosta Safari / Walter Grey
- Style Number: 22951
- Last: S21L
- Handmade in Spain
- Complimentary shipping and returns within the US