Hot Chillys Women's Bi Ply BottomsDESCRIPTION: Made with a special two layer soft jersey knit, Pepper Bi Ply is sure to keep you warm when you need it most. The unique double layer construction traps warm air between the two layers for excellent thermal retention. These women's thermal long johns are knit with MTF soft spun polyester fibers that transport moisture away from the skin to keep you warm, dry and comfortable. These midweight base layer pants are a tried and true favorite