Designed so you can work outdoors and play sports in the winter, Coldpruf long johns pants provide a base layer in freezing cold weather. Fits comfortably inside jeans or trousers and uses innovative technology to lock in warmth.
Double layers traps air to provide insulation
Flat seams for smooth fit
Soft 100% cotton lining inside
Outer layer is 65% cotton, 25% Merino wool, and 10% nylon