Naturally breathable cotton and classic A-shirt cut fit under the collar and help keep you feeling fresh when you start your look with a cotton rib tank from Nautica. Comfortable for all-day wear, these classic men''s tank top undershirts are lightweight and feature 100% cotton construction for enhanced breathability. Always tagless for ultimate comfort, they''re also perfectly tailored fit which won''t bunch up under clothes and the lay flat ribbed collar will keep it''s shape wash after wash.