Ever have a girlfriend that always seems to walk the line between comfort and chic? That's Jo's style in a nutshell. She's always comfy but never sloppy. The secret to her lived-in look? She adds a little edge to everything she wears and she doesn't go baggy all over. When she wears an oversized band t-shirt, it's always paired with a great pair of skinny jeans or sleek leather pants. Sure she wears sneakers from time to time, but you can guarantee they're Isabel Marant. 

Click below for the five key ways to get Jo's look!