Insulated Lace To Toe 10 5 Ee Ready To Ship

These Boots are fully insolated with Polarthin-XP. Polarthin-XP is a cutting edge aerogel fabric with up to 4 times the thermal insulation performance vs. traditional synthetic insulation materials. Polarthin has been specifically engineered for use in performance clothing and cryogenic applications. This feat of scientific innovation does not require loft to insulate & maintains thermal insulation. Brand: Nicks Boots Category: Boot Color: Nutmeg Made in: USA View at retailer