Now redesigned for enhanced stretch and comfort with fewer seams and better mobility, ScentLok's Climafleece Base Layer top features an optimized warmth-to-weight ratio for full-season comfort and versatility. A microfleece lining, flat-lock seams, and wicking treatment combine to deliver just-right warmth and moisture management for a comfortable next-to-the-skin experience. A smooth polyester outer fabric and stretch panels afford easy layering and a secure fit, plus maximum mobility. Discover a triple-threat of ScentLok odor-controlling technologies. Carbon AlloyA(R) yields proven-deadly odor adsorption, proprietary FusixTM destroys odor-causing bacteria while maintaining supreme stretch, while Silver AlloyTM inhibits new bacterial growth. The elastic waistband, smart fabrics, multiple color options, and our best technologies make the Climafleece BaseSlayers the most adaptable base-layer garments for your hunting arsenal. Carbon AlloyA(R) technology for maximum odor adsorption & scent control Silver Alloy(TM) technology helps inhibit the growth of bacteria Fusix(TM) technology helps destroy bacteria and control odors while maintaining supreme stretch Wicking treatment provides maximum moisture control Smooth polyester outer fabric great for layering Micro fleece inner lining for warmth Rear stretch panels move when you do Flat, narrow collar perfect for comfortable layering Flat-lock seams for next-to-skin-comfort