The Carhartt Classic Base Layer Bottom is made of midweight waffle knit polyester for easy-wearing warmth that wicks sweat and fights odor. These t...

The Carhartt Classic Base Layer Top is a thermal shirt that is designed to keep you warm and comfortable in any time of year.  It's made of sw...

The Carhartt Classic Union Suit provides a warm and comfortable base layer for cold weather and has thumbhole sleeves for extra coverage.  It ...