Lead an active lifestyle? You need to know about B3.0, a fashionable new brand of activewear that can take you straight from your workout to errands to lunch. These days, we all seem to be trying to incorporate exercise into our routines so looking fashionable while doing so has become more important to gals like us. B3.0 has a great selection of interchangeable pieces for working out, playing sports, or living casually.