10 Crosby by Derek Lam's Shawl Collar Vest is an elegantly retro option for layering with everything from evening wear to work week staples; Plush black faux fur front and back; Black crochet paneling along shawl collar and sides; Side slit pockets; Short kimono sleeves; Unlined. Combo 1: 80% Acrylic, 20% Polyester; Combo 2: 51% Wool, 49% Acrylic dry clean.