This is greatest boots selections store and most wanted model for shopping. We have free shipping for the Thorlos Coolmax Light Hiker Crew 6-Pair Pack Navy Heather Hosiery: Designed for use on day hikes in all weather on flat or varied terrain. Lightweight padding in the heel and ball protect the foot from shear and impact forces and helps prevent blistering. Lace pad protects the top of foot against boot lace pressure. Spandex and low density padding in the arch create a snug fit. Ventilation panel enhances wicking. Fiber Contents: 62% CoolMax , 19% THOR LON Acrylic, 14% stretch nylon, 5% spandex. Thorlos Protection Level 2: Moderate Provides Moderate Protection for those activities that are somewhat strenuous but are not of long duration). Sold as a 6-pair pack.