If you'd like take your casual game up a notch, marry a charcoal coat with jeans. Black slip-on sneakers will give a dressed-down feel to an otherwise sober getup.
Black Slip-on Sneakers with Jeans Smart Casual Cold Weather Outfits For Women In Their 30s
A red and black check coat and jeans are a cool go-to outfit to keep in your sartorial arsenal. For a more laid-back feel, add a pair of black slip-on sneakers to the equation.