Men's Altra Superior 7 winter running Made to replace the removable

Made to replace the removable sockliner in roomy to moderate-fitting footwear

reduce muscle fatigue

Verified non-GMO

designed for lightweight efficiency

Lightweight and highly functional

Men's Altra Superior 7 winter running Made to replace the removableNimble. 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