A sweatshirt and grey ripped jeans are the kind of a tested casual ensemble that you so awfully need when you have no time. Amp up the formality of your ensemble a bit by slipping into black and white derby shoes.
Black and White Derby Shoes with Sweatshirt Casual Cold Weather Outfits
If you're looking for a laid-back but also stylish outfit, wear a sweatshirt and black chinos. Give a different twist to your ensemble by finishing with a pair of black and white derby shoes.