Thermal Underwear
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 ...