Rothco WWII Vintage Mechanics Sweater S. The Vintage Sweater Is 100percent Knit Cotton and Washable.' Specifications for Rothco WWII Vintage Mechanics Sweater: Manufacturer: Rothco Sleeve Length: Long Age Group: Adults Apparel Fit: Regular Gender: Male Color: Khaki Seasonal/Temperature Use: Cold Weather Fabric/Material: 100percent Cotton Fastener/Closure Type: Buttons Neckline: Cowl Features of Rothco WWII Vintage Mechanics Sweater Material: Cotton Material Specs: 100percent Cotton Weather: Cold Weather Package Contents: Rothco WWII Vintage Mechanics Sweater Rothco WWII Vintage Mechanics Sweater Khaki Small 5349-Khaki-S