Men’s Wool Blend Relax Fit Vest Knit V-Neck Sweater - 01, S 15% Cashmere, 30% Wool, 20% Viscose, 15% Nylon and 20% Polyester Lightweight and soft. You won’t feel anything unnatural even in dancing. Machine wash with cold water. Do not bleach, do not iron, please hang dry or tumble dry low. Relax fit. Classical design. Wearing with shirt shows formal for working, and wearing with jeans shows leisure at home and party.