Sofia Richie, after Tommy Hilfiger, NYC, September 2015.
Suede mini skirt. 
Recreate Sofia's look (kind of):
Black button down shirt — Theory Tenia silk-crepe shirt, Equipment Signature blouse, DKNY stretch-silk satin shirt, Stella McCartney Estelle utility blouse, or L'Agence Bianca band collar silk blouse
Suede skirt — Frame Denim Le High Suede mini skirt, Pam & Gela Suede skirt, Pepe Jeans Zip Front 70's suede skirt, Vince + Garance Dore suede wrap mini skirt, Maiyet suede mini skirt, LaMarque lace-up suede skirt, or Courreges suede mini skirt