Altra Running Mens Superior 2-M, Gray/Green, 12.5 M US

The Superior 2 updates the versatile, lightweight Superior model with more grip and less weight. The FootShape toe box lets your toes relax and spread out in uphill and downhill trail conditions while the fully cushioned Zero Drop platform helps you maintain proper form across long distances. TrailClaw outsole technology features canted lugs beneath your metatarsals for ultimate gripping in the gnarliest of terrain. A removable StoneGuard rock protection plate protects your feet from sharp rocks and can be removed when being used on less demanding terrain. Weight: 8.7 OZZero Drop Platform
Places your heel and forefoot the same distance from the ground to promote low-impact technique, naturally align body posture and strengthen lower leg muscles weakened from running on elevated heels.Footshape Toe Box
Allows the toes to relax and spread out naturally and the big toe to remain in a straight position for more stability and a powerful toe-off to maximize running performance.TrailClaw
Conquer the gnarly terrain with TrailClaw outsole technology. Altra's trail shoes feature canted lugs positioned beneath the metatarsals to provide traction where your foot needs it most. Each lug is strategically placed to ensure fast uphill climbs, stable descents and superior traction across muddy trails.