UNIQLO HEATTECH Extra Warm men’s thermal leggings/base layer in classic black. Designed to retain heat while staying comfortable and flexible — great for winter, outdoor activities, skiing, travel, or layering under pants. Features a soft brushed interior, stretch waistband, ribbed ankle cuffs, and functional fly. Size: XL Waist: 36–39 in Color: Black Line: HEATTECH Extra Warm Condition: Good pre-owned condition Materials: Body: 50% Acrylic, 33% Rayon, 13% Polyester, 4% Spandex Waist: 90% Nylon, 10% Spandex #Uniqlo #Heattech #UniqloHeattech #ThermalLeggings #LongJohns