[XXG] Men's Warm Innerwear Set (Top and Bottom) [Moisture-Absorbing Heat Generation & Fleece Lining] Thermal Underwear, Heattech, Thermal Innerwear, Medium Thickness, Stretchable, Winter Use Thank you for viewing. Although it is unopened, I am selling it because the size doesn't fit me. This item is praised for being "warm!" It's a great deal as a set. 【Size】 L = Japanese S~M (155-165cm, approx. 45-52kg) ※ Although it is labeled as L size, it seems to be about S~M size in Japan. Please refer to the size chart in the image. 【Material Composition (Outer Fabric)】 Outer Fabric: 91.8% Polyester, 8.2% Spandex Lining: 90% Polyester, 3% Spandex, 5% Viscose, 1% Cashmere, 1% Silk; Care Instructions: Machine Wash Country of Origin: China 【High-Function Thermal Insulation & Moisture-Absorbing Heat Generation】 The unique Heattech material efficiently captures body heat, and the moisture-absorbing heat generation function maintains an ideal constant temperature of about 38°C. It keeps you warm from the core even on cold days, and prevents stuffiness with excellent heat retention and breathability, providing a comfortable fit all day long. 【Supreme Comfort Material】 It has a smooth luster and a stress-free feel. The lining uses ultra-fine fleece that blends viscose, cashmere, and silk. You can feel the fluffy, supreme softness that spreads every time it touches your skin. 【Antibacterial & Odor-Resistant & Moisture-Wicking】 Antibacterial processing thoroughly suppresses the growth of bacteria, cutting off the source of odor. High moisture-wicking properties quickly absorb and disperse sweat, keeping you dry and smooth for a long time. It also supports indoor drying, maintaining cleanliness. 【4-Way Stretch & Three-Dimensional Cutting】 The two-layer front-opening design not only looks beautiful but is also very convenient to use. It is sewn with 4 needles, so it is also durable. It supports free movement without a constricting feeling. The underpants have a front-opening design for men, making them extremely convenient for outdoor activities and business situations. 【Multi-Scene Compatible Style】 The medium-thickness design, which is slim but not too thick, fits neatly under outerwear. It is active in all winter scenes, from commuting and office work to outdoor leisure activities such as skiing and camping. It is a carefully crafted specification that is also perfect as a gift for family and friends. Color...Gray系 Dirt, tears, odor, etc....None