The outer layer is a blend of cotton and polyester which helps maintain warmth and durability. An additional insulating barrier is created when air is
Men's Long Underwear (Two-Layer)
Stanfield's - 6622 Thermal Long John - White – Birling
Stanfield's Men's Thermal Premium Cotton Rib Long Johns Underwear
Stanfield's Men's Standard Two Layer Merino Wool Blend
Stanfield's Men's Standard Two Layer Merino Wool Blend
Men's Long Underwear (Two-Layer)
Stanfield's Men's Thermal Superwash Merino Wool Blend Long Johns
Stanfield's Essentials Men's Two Layer Cotton Blend Thermal Long Johns,Small,Charcoal Mix : : Clothing, Shoes & Accessories
Stanfield's Essentials : : Clothing, Shoes & Accessories