Why not rock a bomber jacket with blue jeans? As well as very practical, both of these items look nice teamed together. If you're not sure how to finish off, introduce black lace-up flat boots to the mix.
Black Lace-up Flat Boots with Bomber Jacket Casual Warm Weather Outfits For Women In Their 20s
This pairing of a bomber jacket and navy and white sweatpants is hard proof that a simple off-duty ensemble doesn't have to be boring. Finish with black lace-up flat boots to make the look slightly classier.