Saucony Endorphin Shift 2 Mena Black/Green Running ShoesThe Saucony Endorphin Shift 2 Mens Running Shoe has been created to help make running fast feel easier. It mixes a lofty bed of PWRRUN cushioning with propulsive SPEEDROLL Technology, so you get more comfort and speed out of each stride. And with its stable platform and touch of guidance, you can count on lots of feel good miles, every day of the week. Features SPEEDROLL Technology propels you forward effortlessly, so you can run faster, not harder A