Why not wear a white crew-neck t-shirt with multi colored sweatpants? Both pieces are totally functional and look amazing when combined together. Complement this ensemble with a pair of low top sneakers for a stylish hi/low mix.
Multi colored Sweatpants with Low Top Sneakers Outfits For Men
A dark brown long sleeve henley shirt and multi colored sweatpants are a great pairing to rock on dress-down days. Introduce a pair of low top sneakers to this look to take things up a notch.