【UNIQLO】 HEATTECH Ultra Warm + Warm Cotton Ultra Warm Crew Neck Long Sleeve Black, White 120cm ■Crew Neck T-Shirt Long Sleeve The warmest HEATTECH innerwear! For work or leisure in the cold season. Warm - warmer than regular HEATTECH (Ultra Warm is 2.25 times warmer, Warm is 1.5 times warmer) Deodorizing function added, ultra-stretch material, and improved comfort. Warmth remains the same, but lighter weight. The brushed skin surface is soft and very warm to wear alone. Warm Cotton uses 100% cotton brushed material on the skin side. Updated to a knitting method that contains more air layers, making it gentle on the skin. Warm Cotton: ¥1,320, White 62% Cotton, 29% Acrylic, 9% Polyurethane Ultra Warm: ¥1,650, Black 33% Polyester, 32% Acrylic, 14% Polyurethane, 21% Rayon Price is not negotiable.