Why not rock an open cardigan with black ripped skinny jeans? As well as totally comfortable, both of these pieces look wonderful when combined together. Add black heeled sandals to the mix to shake things up.
Black Heeled Sandals with Open Cardigan Casual Outfits In Their 30s
If it's comfort and practicality that you're looking for in an outfit, rock an open cardigan with beige chinos. Play down the casualness of this ensemble with a pair of black heeled sandals.