This relaxed fit tank is designed with ultra-soft tri-blend and a flattering racerback with raw edge seams. It's made from 50% Poly, 25% Airlume combed and ring-spun cotton and 25% rayon, 40 single 3.8 oz, while the materials used for Black Heather are 70% Airlume combed and ring-spun cotton, 15% Polyester, and 15% Rayon. Care Instructions: Machine-wash and tumble-dry on low.