Castelli Thermolite 9 Socks

Castelli Thermolite 9 Socks
  • Color: White
  • Color: Black
This item is currently not available.


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.

Part Numbers

Option UPC MPN
White / Small/Medium 844615022978 R12546001-2
White / Large/X-Large 844615022985 R12546001-4
White / XX-Large 844615023012 R12546001-6
Black / Small/Medium 844615023036 R12546010-2
Black / Large/X-Large 844615023050 R12546010-4


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