The "BRAND NEW Envy menswear M/L MESH TRUNK BLK NO. E010" is a vintage-style pair of men's underwear in a size M/L. It features a lightweight and breathable design, made from a blend of spandex and nylon materials. The underwear is in a classic black color with a mesh fabric type, offering stretch for comfort. The style of the underwear is a trunk, providing a modern and snug fit for everyday wear.