Duofold 565253 Varitherm Midweight Ls Youth - Black X-Large base-layer-underwear closure Soft mid-weight jersey fabric traps warmth for thermal protection, wicks moisture for sweat-free comfort, dries quickly to chase away chills, even controls garment odors. Resists pilling, too, for longer lasting wear! 360-degree stretch provides ultimate ease of movement. Flat-lock seams won`t chafe or dig. Tag-free crewneck won`t itch or scratch.