The Carhartt Classic Union Suit provides a warm and comfortable base layer for cold weather and has thumbhole sleeves for extra coverage. It is made from a 60% cotton, 40% Polyester blend that reduces chafing and provides maximum comfortability. The Carhartt Classic Union Suit features:5.29 ounce, 60% cotton, 40% PolyesterBuilt to move with Rugged Flex stretch technologyWaffle Knit material design traps heatSmooth Flatlock seams and tagless label for comfortCarhartt logo printed on chestConcealed thumb loop

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 sweat wicking fabric that's cut to give your arms a full range of motion and fight odors. Perfect for layering when you need extra protection from those cold weather days. The Carhartt Classic Base Layer Top features:6-ounce, 100% Polyester Waffle-KnitMidweight Base LayerWaffle Knit material design traps heatBuilt with Force FastDry technology to wick sweat and dry fastBuilt to move with Rugged Flex stretch technologyFights OdorsSmooth Flatlock seams and tagless label for comfortConcealed thumb loop

The Carhartt Classic Base Layer Bottom is made of midweight waffle knit polyester for easy-wearing warmth that wicks sweat and fights odor. These thermal tights give you the range of motion and warmth you need when battling the cold months. The Carhartt Classic Base Layer Bottom features:Midweight Base LayerBuilt with Force FastDry technology to wick sweat and dry fastWaffle Knit material design traps heatBuilt to move with Rugged Flex stretch technologyFights OdorsSmooth Flatlock seams, Y-split waistband, and contoured front for comfortStrategic seam placement to reduce chafing