altra women's lone peak 4.5 (7.5) grey/turquoise altra the lone peak you know and love with some trail-tested upgrades. along with a simplified lacing system, this new model has been trimmed down for more flexibility and comfort while retaining the original feel and legacy you know and love. we’ve carried over classic features like stoneguard for lightweight rock protection and maxtrac with a multi-directional lug pattern for traction on any terrain. enjoy the benefits of our footshape toe box and balanced cushioning with the fit of fit4her technology. overall, we’ve taken the legendary lone peak to the next level.