FLOSO - Quality, Value & Comfort. Womens premium range thermal long Jane. Warm thermal underwear. Fully brushed and extra soft. Warm but light weight thermal underwear which will stretch and mold around your body offering maximum comfort and warmth. Viscose material has excellent thermal properties keeping you warm for longer. High wicking rate which is the rate the material carries moisture away from the skin. 47% Viscose and 53% Polyester. Inside leg: 8-10 (25 inch), 10-12 (25 inch), 14-16 (26 inch), 18-20 (26.5 inch) and 22-24 (27 inch).