ASICS Gel-Kayano 21 Boasting a whole load of tech, this pair of running shoes is more akin to a computer than a fitness accessory. First off is the Impact Guidance System, which helps your toe strikes, while FluidRide cushions the foot and improves durability. A multitude of gel, both at the front and rear, keeps the foot comfortable too, even on a long run Buy it at shoecity.com
