Men's thermal underwear set for spring and autumn, solid color, tight base layer, made from high-quality fabric, soft and comfortable, with a close-fitting design that perfectly conforms to the body's curves. Suitable for spring and autumn wear, easily creating a perfect layered look. The solid color style is simple and fashionable, easy to match with everyday clothing. Whether for home leisure or outdoor sports, it offers a great wearing experience. Excellent breathability and moisture-wicking keep you dry and confident. Choose this tight base layer underwear for comfort and confidence for every man!