Men's Paradigm 8 (420- Blue/Gray) Ultraspire1 Mesh at the inseam and

Mesh at the inseam and upper seat lets air flow to help keep you cool

Style- NF0A88YE-JK3

The unique combination of reliable comfort and high performance offers versatility that spans from every day to race day

Flatlock seams to avoid chafing

When you're going hard

Men's Paradigm 8 (420- Blue/Gray) Ultraspire1 Mesh at the inseam andIts a supportive shoe disguised as a sleek road runner. And its here to help guide your feet in a straight line while delivering efficient, lightweight strides. Altra updated the Altra EGO MAX midsole compound, for a more cushioned yet lightweight underfoot feel. GuideRail technology encourages natural foot placement with gentle guidance on the medial side, but only when its needed. A redesigned engineered mesh upper and ghillie lacing system combine