Sheer delight: January Jones gives her baby bump an airing. Photo:GONZALO/bauergriffinonline.com
Mad Men star - who's expecting her first child in the autumn - bared all in a sheer black tee, revealing her maternity bra and ever-growing bump in the process.
And good for her, we say. Let that bump catch some breeze!
What do you think of January's unconventional maternity wear? Let us know below.
Passion for fashion? Follow us on Twitter and become our fan on Facebook