Model Lily Aldridge, after Diane von Furstenberg, NYC, September 2015.
Tank dress. 
Recreate Lily's look (kind of):
Rick Owens cotton-jersey maxi dress with racer back, T by Alexander Wang classic tank dress with pocket, Nasty Gal With My Crew Neck tank dress, T by Alexander Wang Asymmetric ribbed tank dress, Enza Costa Ribbed Tank dress, Raquel Allegra Layering tank dress, Monrow Rib Midi dress, LNA Double Cross Dress, Y's by Yohji Yamamoto side wing tank dress, Skin Meredith Tank Dress, Alexander Wang Black press-stud tank dress, or Cotton Citizen The Mykonos Midi dress
Adidas Originals superstar 80 sneakers, Adidas Hamburg sneakers or Adidas Originals Superstar white and black sneakers