Pas de Calais Cotton Wool Rib Mix Crew Neck Jersey Pullover in Black The Cotton Wool Rib Mix Crew Neck Jersey Pullover has a relaxed silhouette made of soft cotton wool jersey. It features long sleeves, and a gauze ribbed collar, cuffs, and hems. Material: 90% Cotton 10% Wool Hand wash cold, dry flat Made in Japan Cotton Wool Rib Mix Crew Neck Jersey Pullover - Black