Odlo Performance Warm Base Layer Bottoms are a close-fitting thermal base layer designed for winter activities, delivering targeted ventilation and odour-control technology to keep you warm and comfortable. Key attributes: Black | Polyamide | Thermal insulation (Warm) | Breathable | Moisture-wicking | Quick-drying | Odour-control (ZeroScent) | Seamless construction | Ergonomic ventilation zones | Body-mapped fit | Four-way stretch for freedom of movement | Anatomical shaping | Body-mapped ventilation zones | Minimal seams | Dimensions & fit: Slim fit | Full-length leg | Composition & care: 64% Polyamide | 26% Polyester | 10% Elastane | Machine wash cold. Do not bleach. Do not tumble dry. Do not iron. Do not dry clean.