Adler Mens Zip-Up Lightweight Thermal Winter Vest Very high quality fabric: Shell: 100% nylon; Lining: 100% polyester fleece; Machine washable. 100% Authentic Alder merchandise, satisfaction guaranteed! Full front zipper closure for easy on and off; Two hand pockets for storage and style; Adjustable Drawcord Hem. High tech fabric for water and wind resistance and breathability. Great vest you will love and wear for a long time!