A hoodie and charcoal sweatpants are great must-haves that will integrate really well within your current routine. You could perhaps get a little creative in the footwear department and add white leather low top sneakers to the equation.
Charcoal Sweatpants with Hoodie Outfits For Women
For an outfit that's extremely easy but can be worn in a ton of different ways, pair a hoodie with charcoal sweatpants. For something more on the smart end to finish off your outfit, complement your outfit with black satin heeled sandals.