A denim jacket is an essential item for your wardrobe, and there are a number of different ways to get the best fit and finish. A women's denim jacket should be fitted, over the shoulder, and can easily be layered over a thick coat to create a stylish outfit. Never be afraid to mix and match different types of denim, either. A woman's jacket will look great when paired with a different style or wash of jeans, and it can also be teamed with a t-shirt.