Rothco Single Layer Poly Underwear Tops S. Lightweight 1x1 Rib Knit Construction Cold Weather Comfort Wicks Moisture Away From Your Body Specifications for Rothco Single Layer Poly Underwear Tops: Manufacturer: Rothco Men's Clothing Size: Small Sleeve Length: Long Age Group: Adults Apparel Fit: Regular Gender: Male Color: Black Shirt Style: Thermal Shirt Fabric/Material: 100percent Polyester Neckline: Crew Moisture Wicking: Yes Seasonal/Temperature Use: Cold Weather Features of Rothco Single Layer Poly Underwear Tops Material: Polyester Material Specs: 100percent Polyester Weather: Cold Weather Package Contents: Rothco Single Layer Poly Underwear Tops Rothco Single Layer Poly Underwear Tops Black Small 6220-Black-S