FavoriteUnfavorite Olive Flat Cap Black Sunglasses Dark Brown Tie Dark Brown Leather Gloves White Dress Shirt Dark Brown Leather Belt Beige Wool Scarf Olive Wool Waistcoat Beige Knit Cardigan Charcoal Canvas Briefcase Navy Jeans An olive waistcoat and a cardigan are among the crucial items of a functional man's wardrobe.