Women's Altra Escalante 4 Tailwind Wide calf fit offers a

Wide calf fit offers a 30% wider stretch

Durable PWRTRAC rubber outsole offers confident traction and mile-after-mile reliability in any conditions

It is not always necessary for an athlete to complete both a VO2 max test and a lactate threshold test

responsive ZoomX midsole

Women's Altra Escalante 4 Tailwind Wide calf fit offers aSimplified and refreshed. Altra built the Escalante 4 as a nod to the fan favorite Escalante 1. 5, with FootShape fit, greater flexibility, and a lighter weight. Tackle fast training runs, daily walks, or everyday errands in this streamlined and versatile road mile destroyer. Its got an engineered knit upper for a more sock like and forgiving fit, with a knit tongue, just like the original Escalante. They evolved the rubber midsole for a lighter