Because there's this place called downwind -- the most advanced base layering system ever developed...EnduraSkin, the future of hunting!VisaEndurance® provides odor control for the life of the garment. If you still own it when you're 152, it won't stink. Sweat all day long --its superior moisture management wicks moisture away from your skin. It's quick-drying: get caught in the rain -- you'll be dry almost before you can say VisaEndurance 20 times fast. And it features Stain-release, for easy care. Whatever mess you're battling, it'll wash out. You sweat -- VisaEndurance keeps that sweat from making you and your clothes smell. How? With breakthrough anti-microbial technology. A durable silver ion-based finish prevents the growth of odor-causing bacteria, then moisture-wicking technology pulls away from your body and toward the surface of the garment for quick evaporation.Nothing is lighter, softer, or as easy to wear in the field, thanks to the cutting-edge performance found in each EnduraSkin garment. Featuring VisaEndurance odor control and temperature-regulating fabrics that guarantee unmatched comfort in everything from scorching heat to brutal cold. Even better, the odor control never wears out. And, with powerful stain-release and quick-dry technologies, EnduraSkin couldn't be easier to care for! One size fits most. Machine wash. Made in USA.