Grishko Performance Model 6 (Pink)Grishko's Performance Model 6 features a flat forefoot sole and cushioned heel sole, plus an innovative piece of elastic sewn in between the soles of the shoe, enabling the canvas to stretch and mold to ones foot perfectly and naturally enhancing the look of the arch. The shoe also features elastic drawstring for a perfect fit and elastic attached at either side of the heel (not pre sewn). Women: Approximately true to street shoe size or go 0. 5 sizes