Wooyoungmi Mens Tops. Fashion category: Cardigans & Sweaters. SKU: W233KN08-508E. Material: Nylon;Wool. Color: Beige. Wooyoungmi Wool Blend Double-Layer V-Neck Sweater.This sweater is crafted from a wool blend and includes a detachable tonal fabric vest, featuring a tonal logo patch on the hemline and a metal logo detail at the back. It has a ribbed crew neck and cuffs, a slightly longer back, and lateral slits on the hemline. 80% Wool 20% Nylon.