Chinese model Lily Zhi, after J.Crew, NYC, September 2012.
Recreate Lily's look (kind of):
Cosy sweater: Joie Arnie B sweater,  3.1 Phillip Lim black waffle knit sweater, Chalayan oversized ribbed sweater, or J Brand Ida sweater
Slouchy sweatpants: David Lerner basic sweatpants,  Lot78 knitted track pants, Splendid Athletic woven pants, Vince jogging pants, Topshop Cupro relaxed joggers or T by Alexander Wang cotton french terry track pants