The Coldpruf Basic Men's White Medium Base Layer Pants provide comfort and warmth in cold weather. Their two-layer design traps air between layers to create a natural barrier for insulation. Made from 60% combed, ring-spun cotton and 40% polyester both inside and out, these pants feature a tagless design, flat seams, a comfortable waistband, and front and back rise. They are suitable for low to medium activity levels in cold to very cold temperatures. Coldpruf Basic men's white medium base layer pants designed for warmth and comfort in cold weather. 2 layer engineering traps air between layers to provide a natural barrier of warmth. Made with 60% combed, ring spun cotton and 40% polyester for softness and durability inside and out. Features tagless design, flat seams, and a comfort waistband for irritation-free wear. Suitable for low to medium activity levels in cold to very cold temperatures.