Stay warm during colder months with these thermal pants. The cotton-wool blend offers comfort and insulation, perfect for layering under clothing. • Elastic waistband • Full-length design • Dual-layer construction • Ribbed cuffs • Made in USA thermal underwear, men's pants, Duofold brand, blue thermal, cotton wool blend, warm layer, XL size, winter wear, elastic waistband, ribbed cuffs, dual-layer, full-length, made in USA