Altra Women's Superior 7 - Dark Purple Size:8.5 Thanks to its specially designed

Thanks to its specially designed membrane

Putting them on is a piece of cake

The Primal Zen's slick construction also includes an attached tongue that won't fall out of position

yet functional

and a roomier fit without compromising style or performance

Altra Women's Superior 7 - Dark Purple Size:8.5 Thanks to its specially designedNimble. Quick. Lightweight. If you want to feel connected to the trail, look no further. As a classic shoe in our trail running repertoire, we made thoughtful tweaks to help enhance your comfort and connection to the trail. New tongue construction and ghillie lacing system is designed for a more comfortable fit at step in, while new tooling offers increased flexibility. Its still got a MaxTrac outsole for grip, but we refined the outsole lug shape and