New 32 Degrees Men's 2-Pack Black Heat Performance Thermal Base Layer Pant Size Large Features: 32 Degrees Heat™ Color: Black Elastic waistband Functional fly opening Lightweight for easy layering Retains body warmth Wicks Moisture Soft hand feel Heat generating retaining yarns Provides durability and lasting shape Anti-odor Quick dry Content: 41% Polyester│33% Acrylic│22% Rayon│4% Spandex Sizing: Waist: L = 36-38