Product details - FOR: Life on and off the mat - FEEL: Sleek fabric with supportive compression - FAVE: Compressive construction at arch - Ribbing provides extra comfort - Product #592149 Size & fit - Fitted next to the body - S/M = 4-6.5 - M/L = 7-9.5 Fabric & care - 82% Cotton/15% Nylon/3% Spandex - BREATHABLE: Airflow moves easily through the garment - Machine wash warm, Only non-chlorine bleach when needed, Tumble dry medium, Do not iron, Or dry clean. - Imported.