Sensible layering pays off when bone chilling weather presents itself, and the Grundens Grundies Men's Light Crew Pants were designed to help you retain body heat with this base layer. The Grundies collection provides HeiQ Anti-odor properties and offers a modular layering system depending on the conditions you're faced with. FeaturesHeiQ Anti OdorMoisture wickingPilling resistantGrundens jacquard brushed waistbandSelf fabric cuffCrotch gusset for comfortReflective logoUPF 30Active Fit