Starr King T-shirts available in navy, heathered navy or black shirts with white left chest logo or white or sport grey shirts with navy left chest logo. The navy shirts are made of 4.3 oz-100% combed ring spun cotton/polyester. The heathered navy, sport grey, black and white adult sizes are 4.3 oz.-50/50 combed ring spun cotton/polyester. The combed ring spun cotton makes for a softer, lighter and more comfortable feel.