A performance double layer, close-fitting, no-show sock is designed specifically for running for conditions where minimal coverage, maximum breathability & moisture management are required. Tactel performance inner yarn is soft, lightweight, breathable & rapidly wicks moisture away from the skin Double layer construction absorbs movement reducing the chances of blistering Vented panels allow for additional airflow regulating temperature Anotomoically designed toe box & lace protection panel added for enhanced comfort & fit Elasticated instep offers support & a comfortable fit Fast drying times meaning less time in wet kit 40d-waterproof