Lauren Conrad on Good Girl vs. Bad Girl Fashion

In the new issue of PEOPLE StyleWatch, the designer shares her must-haves for a wardrobe that's both sweet and edgy. Shop them here, then see more picks in the magazine!

BAD GIRL: SHEER TEE

You don't always have to leave everything to the imagination, as Gwen Stefani proves with her sexy peekaboo top. Layer one over a colorful bra for a look that's even more attention grabbing (the hallmark of this style, according to Lauren.
LAUREN RECOMMENDS: Raquel Allegra tees