Merino comfort wool and synthetic performance sock - stretchy and quick-dryingZonal padding - provides extra support and cushioning to key comfort areasSuper-stretch ribbed cuff - sits more loosely around the ankle without falling downFlat Toe Seam - reduces bulk and abrasion to the toesSecure fit - elasticated arch and 3D heel cup keeps the sock firmly in placeThermoFit structure - Lycra composition returns to shape after each washWeight: 84g (pair)