Features 97% Thermolite®, 2% spandex, 1% nylon Lighter weight construction offers less bulk and allows for maximum feel and control Feathered edge for more comfortable transition from pad area to flat knit area Corespun body yarn provides warmth and exceptional "snap" for anatomical fit Low volume, medium-density pad protects heel and pressure point at ankle Low volume, low-density pad for anatomical fit with boot Low volume, medium-density pad to protect shin Thermolite® pad yarn not only provides warmth but wicks moisture as well Flat knit instep to allow close fit with boot Low volume, medium-density toe area to protect and keep toes warm Made in USA