Enza Costa Rib Turtleneck Sweater in Red. - size M (also in S, XS) Enza Costa Rib Turtleneck Sweater in Red. - size M (also in S, XS) 90% wool 10% cashmere. Made in China. Hand wash. Turtleneck styling. Midweight ribbed knit fabric. ENZA-WK177. WCK3926. Designed to transform everyday basics into luxury essentials, Enza Costa's unique brand of minimalist, modern clothing is crafted with featherweight blends of sumptuous supima cotton, cashmere and silk. Shop the latest in fashion from Enza Costa