Pairing a charcoal wool blazer and a dark green crew-neck sweater is a surefire way to infuse your closet with some relaxed elegance. A trendy pair of black and orange athletic shoes is a simple way to give a touch of stylish casualness to this look. When it comes to dressing for autumn, nothing beats a neat combo that will keep you warm and looking your best. This combination shows that in your 40s your outfit options are looking great.