Frye Demi Zip Bootie in Black. - size 7 (also in ) Frye Demi Zip Bootie in Black. - size 7 (also in ) Leather upper with rubber sole. Side zip closure. Heel measures approx 1.5 H. FRYE-WZ635. 3478050 BLK. 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.