The thru-hike-ready and weather-resistant version of Altra's Lone Peak, with an eVent weather-resistant bootie construction, a grippy DuraTread outsole, and a soft yet responsive Altra EGO midsole. Footshape Toe Box Allows your toes to relax and spread out naturally for more comfort and stability in uphill climbs and downhill descents. Balanced Cushioning This positions your heel and forefoot at an equal distance from the ground, encouraging better alignment, better form, and a low impact landing. Altra Ego Dual-Nature midsole compound with a responsive, yet soft feel for increased energy return. Maxtrac Sole A perfect combination of grip, traction and durability that will eat up gnarly terrain like a boss.