US size numbering A reliable and very comfortable choice even for long runs. This fifteenth version is lighter than its predecessor, but still boasts better shock absorption. The heel and base have been redesigned: the gait is more stable and balanced. The "360º fit" makes the Ride 15 fit like a... glove. Their 8 mm drop helps even casual runners project their strength forwards. - Wide last model - For a neutral stride - The midsole's PWRRUN foam is slightly softer than other EVA foams, but still has a good running feel - Thanks to the FORMFIT construction, the shoes fit snugly around the entire insole - The surface mesh fabric is stiff and flexible in just the right places, which improves both fit and running comfort - Height of base 32 mm, height of tip 24 mm, drop 8 mm - The TRIFLEX outsole has a very flexible structure - Weight 277 g It is a good idea to combine the ride with either Triumph (heavily attenuated) or Kinvara: According to a study, jogging with more than one pair o