Leather upper with rubber sole. Heel measures approx 3.5"" H. Side zip closure. FRYE-WZ516. 76641. The oldest continuously operating shoe company in the US has not missed a beat with its commitment to classic American styling. Fashion's temperamental tastes may come and fade away but we know where to go for an unfussy, wearable, workable boot. Now bring on this season's skinny jeans.