This smart casual combination of a navy blazer and a dark brown crew-neck sweater is extremely easy to put together in next to no time, helping you look sharp and ready for anything without spending too much time searching through your wardrobe. Put a more polished spin on this outfit by finishing off with a pair of beige canvas loafers. Can you see how super easy it is to look seriously stylish and stay comfortable when colder weather comes, all thanks to combos like this one?