Klim Aggressor 3.0 Pants Men's Undergarment Ski Snowmobile Body Armor - Black/Medium Level 3 Fabric Throughout Main Body Incorporates A Heavy Grid Texture Next-To-Skin Smooth Surface Interacts Perfectly With Mid Layers And Outerwear Polygiene Odor Control Technology Polygiene Prevents The Growth Of Odor-Causing Bacteria And Fungi At The Source