Wherever you hunt, whatever you're hunting, Blocker OutdoorsA(R) Koretec will keep wraps on your human scent for an added advantage. This heavyweight Koretech Base Layer Top features S3 anti-microbial technology that prevents odors, along with fleece lining for dependable warmth. Polyester outer backed with fleece lining for warmth and versatility Smooth polyester face makes for easy layering S3 anti-microbial finish prevents odors before they have a chance to ever begin Set-in sleeves for mobility in the field Smooth flatlock seams for comfort Order today!