The Lands End interlock polo shirts are made with the softest coziest cotton interlock so it won t itch scratch or irritate delicate skin. We use breathable 100% combed cotton fabric. This shirt has a smooth covered neck seam and reinforced shoulders. It also has a touch of stretch so it will move with them all day long. It even resists shrinking fading and staining making it perfect for busy kids who put their clothes to the test. The simple timeless design also means they can wear this shirt anywhere anytime..