Saucony Endorphin Pro 4 Women's Running Shoes. The Endorphin Pro 4 running shoe is both snappy and responsive, yet smooth and efficient thanks to the industry-first fusion of PWRUN PB and PWRUN HG cushioning in the midsole. It also features a full carbon plate that adds longitudinal stiffness and maximum metabolic efficiency. What's more, Speedroll technology propels you forward, offering effortless speed. The silky-smooth heel liner and integrated tongue system for a connected comfort complete this performance shoe you can count on on race day. Features: SPEEDROLL technology propels you forward naturally, for effortless speed. Cushioning: PWRRUN HG and PWRRUN PB. Category: neutral. Offset: 8 mm. Heel height: 39.5 mm. Forefoot height: 31.5 mm. Weight: 6.5 oz (185 g). Uses: performance, marathon, race day.