If someone said "give me athleisure chic, but make it edgy," then Hailey Bieber ... pilates look). Bieber's (almost) all-black outfit included a fitted black crewneck and bike shorts workout ...

Hailey Bieber was recently spotted nailing a fun ... Her fitted pair included a pair of Alo biker shorts with a basic black crewneck t-shirt, likely from the same athletic apparel brand.