Thank you for viewing. Comfortable to wear, thanks to the 100% merino wool. Underwear to wear against your skin. - Absorbs moisture such as sweat and generates heat, increasing warmth. - High-quality merino wool, useful for serious outdoor activities. Merino wool is the highest quality wool, a natural material taken from merino sheep. The difference from other wools is its excellent moisture absorption, heat retention, and temperature regulation, making it comfortable to wear not only in winter but also in spring and autumn. In addition, it has excellent antibacterial and deodorizing effects, and the fibers are particularly fine and soft, making it less itchy and gentle on the skin. - Material: 100% Merino Wool - Size: L - Features: Uses super extra fine merino wool - Functions: Heat retention, moisture absorption, good feel Size: L