Minus33 Merino Wool Men's White Mountain Sportsman Work Shirt 80% Merino Wool/20% Nylon Imported Available in Men's Sizes: S to XXL 80% Merino Wool / 20% Nylon Fabric Weight 310 grams per square meter Woven wool shirt with plaid pattern Machine washable, Line Dry Recommended Weight of Garment Size Large =1 lb. 10.4 oz. (750 grams)