- Men's Gamma Socks - Sea Island cotton and polyamide blend - Breathable and well fitting - Standard length - Contrast coloured toe, heel and hem - Super soft feel - Comfort toe seams - Rib knitted hem for secure fit - Ideal as a gift - Material: 78% John Smedley's Sea Island Cotton 22% Polyamide - Machine wash at 30 degrees C. Wash dark and light colours separately. Dry flat and store flap. Re-shape an iron slight damp using a hot iron. See care label for more information.