This just might be the softest and most comfortable t-shirt you'll ever own. • 100% combed and ring-spun cotton • Athletic heather is 90% cotton, 10% polyester • Other heather colors are 52% cotton, 48% polyester • Fabric weight: 4.2 oz/y² (142 g/m²) • Relaxed fit • Pre-shrunk fabric • Side-seamed construction • Crew neck