This casual combination of a white puffer coat and sweatpants is very easy to put together without a second thought, helping you look stylish and ready for anything without spending too much time going through your wardrobe. For something more on the casually edgy side to finish your outfit, add a pair of white and navy high top sneakers to the mix. A wonderful example of transeasonal style, this look is ideal this spring. After all, when do you rock casual combinations like this if not in your 20s?