Superb heavyweight walking socks. Excellent durability and and insulation from the outer layer provides superior warmth and wear. The 100% Tactelreg inner layer wicks any perspiration away from the foot into the more absorbant outer layer whislt a ribbed outer provides a thick, elastic outer layer, which hugs the foot but gives a high volume to fill traditional boots. Thenbspdouble layer construction still eliminates friction between boot and foot.