Uniqlo Heattech Ultra Warm leggings provide maximum insulation for extreme cold. These thermal base layer pants feature a soft, brushed interior for comfort and a functional fly. Designed with a stretch fabric blend including acrylic and rayon to retain heat while wicking moisture. The elastic waistband and ribbed cuffs ensure a secure fit under trousers or as loungewear. Brand: Uniqlo Model: Heattech Ultra Warm (371-479538) Size: Medium (Waist 30-33") Department: Mens Material: 35% Polyester, 34% Acrylic, 23% Rayon, 8% Spandex Key Features: Thermal insulation, moisture-wicking, stretch fabric, elastic waist Measurements: • Inseam: 28" Keywords: Winter, Base Layer, Thermal, Cold Weather, Gorpcore Please view all photos for size, measurements and any flaws. If there are any, it will be noted in the description and pointed out in a photo.