Vortex traction channels disperse liquid from underfoot zones.

Nike Air Zoom Spiridon SP Metallic Silver/Sport Red. Introduced in 1997, the Air Zoom Spiridon played a pivotal role in the evolution of Nikes pressure-mapped designs built to improve cushioning for runners. This version taps into the original, featuring the reflective piping, OG mesh and classic Metallic Silver and Sport Red colorway.

Sizes listed in men's U.S.

Triple density inserts provide transitional support from impact to toe off phases.