The Mountain Warehouse Men's Summit Merino Wool Thermal Top is a high-performance, short-sleeved garment designed for comfort and functionality. Crafted from premium Merino wool, this top boasts an array of technical features, including antibacterial properties, breathability, high warmth, lightweight construction, moisture wicking capabilities, odor control, quick dry function, and superior fabric technology. The V-neck design adds a stylish touch to this versatile thermal top. Sizes range from XXS (33 inches) to 4XL (56 inches), catering to a wide variety of fits.