Effortless Parisian details like the "je ne sais quoi" aesthetic offer the final touch to the grunge and timeless look on IRO's Armo Sweater. Spun from fine knit wool, the turtleneck style brings new elements of desirability with its front notched detail.. 100% wool. Dry clean only. Knit fabric with banded edges. Foldover neckline. Front notched detail. Imported.