The Tracksmith Brighton Base Layerfor Man in Navy is a lightweight, seamless essential crafted from engineered Merino mesh for unmatched comfort and performance. Its soft, breathable fabric naturally regulates temperature, wicks away moisture, and resists odor, making it perfect for layering or wearing on its own. Designed for versatility, this best-selling base layer offers a smooth, flattering fit that moves effortlessly with your body—ideal for training in any season.