Retailers' Descriptions

Here's what other sites are saying:

Exped Bag Accessories VBL Socks M 7640120112455. Layer them between a lightweight inner sock and insulating outer sock. This vapor barrier prevents humidity from your feet reaching the insulation of your boot which would lead to cold feet.


Features of the Exped Vapor Barrier Liner Sock Warm feet due to dry shoe Insulation Vapor proof No heel and toe seam for comfort

- Moosejaw

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