Australian model Jessica Hart, after Tory Burch, NYC, February 2015. 
Thigh high boots (with the legs and height to pull them off!) 
Recreate Jessica's look (kind of):
Over the knee boots: Gianvito Rossi leather thigh boots, Stuart Weitzman Highland Over the knee boots, Topshop Private Limited Edition boots, Maison Margiela suede thigh boots, Tamara Mellon Erotic Dream boots, ASOS Key to My Heart lace up over the knee boots, or Jimmy Choo Toni stretch leather over the knee boots