The HuntworthA(R) Men&';s Classic Hunt WP Glove features HeatBoost that is lightweight but gives you superior warmth. It&';s antimicrobial properties allow an anti-odor for these gloves. HeatBoost(TM) engineered for light weight superior warmth Thermal conductivity, harnesses body heat, energy absorbs heat and releases it back surrounding you in radiant warmth Wicking absorbs moisture to help keep your skin dry Anti-odor, antimicrobial properties reduce the growth levels of microorganisms