Hanes Men's X-Temp Thermal Pant_Red_X-Large Cotton/Polyester Imported 6% Cotton/4% Polyester; Heather Grey: 55% Cotton/45% Polyester Soft, waffle knit thermal cotton-rich fabric gives you comfortable warmth. Fly Front. base-layer-underwear closure Machine Wash Soft waffle thermal knit fabric Adapts to body temperature, and activity for maximum comfort Waffle-knit thermal base layer featuring ribbed cuffs and logoed elastic waist. Shrinkage controlled for lasting size and shape retention. For all-over warmth, pair with our matching thermal Crew or Henley.