When you need more warmth in a race sock, Castelli's Thermolite 9 Socks should be on your feet. Perfect for cooler conditions, their hollow-core Thermolite fibers hold in heat, while mid-foot elastic and flat seams provide the ultimate in support and comfort.
|Option||Barcode||Manufacturer's Part Number||Store SKU|
|White / Large/X-Large||00844615022985||R12546001-4||23892|
|White / XX-Large||00844615023012||R12546001-6||23890|
|Black / Large/X-Large||00844615023050||R12546010-4||23894|
|Black / XX-Large||00844615023074||R12546010-6||23896|