Saucony Endorphin Shift 2 Mens Blue Running ShoesDesigned to make slower and longer runs feel easy, the Endorphin Shift 2 from Saucony in the Blue Raz Acid colourway is the third member of the Endorphin family. While it still looks fast, the Endorphin Shift 2 has been carefully constructed to be used on days when youre feeling a bit tired and you want some help to make the miles feel like a little less work. The unique structure of the midsole helps create forward motion at slower speeds and reduces