MEN'S COTTON ATLANTIC SOCKSThe socks are available in two sizes: 39-42 and 43-46. They are made of soft stretch cotton fabric, which is a combination of soft, breathable and body-friendly cotton, stretchy, shape-holding polyester, spandex and Lycra. ATLANTIC logo in contrasting colour on the back.63% cotton, 30% polyester, 5% spandex, 2% Lycra