This smart casual combination of a charcoal check wool blazer and a black turtleneck is super easy to put together in no time flat, helping you look seriously stylish and ready for anything without spending a ton of time searching through your wardrobe. Make your ensemble slightly more refined by finishing off with a pair of dark brown suede tassel loafers. As days are getting cooler, you'll see that an outfit like this is perfect for the season. This pairing should inspire anyone who had doubts about sleeker style in his twenties.