Altra Running Mens Superior 2-M, Gray/Green, 12 M US

FEATURES of the Altra Men's Superior 2.0 Shoe FootShape: Allows your toes to relax and spread out naturally for more comfort and stability in uphill climbs and downhill descents Zero Drop: Places your heel and forefoot the same distance from the ground to encourage proper, low-impact form throughout your trail run Abound: This recycled energy-return compound sits directly under the foot to reduce the impact of hard surfaces and add a spring to each step Stone Guard: Offers flexible protection from the rugged terrain by deflecting rocks into the midsole for a smooth, stable ride InnerFlex: Grid-like flex grooves in the midsole allows your foot to flex where it need to for more speed and better performance Trail Claw: This unique trail outsole positions canted lugs directly below the foot metatarsals and 'claws' near the front of the shoe for incredible traction in any trail condition Ideal Uses: Trail Running, Hiking, Fastpacking, Trail Racing Designed To Improve: Running Form, Toe Splay, Stability, Traction, Comfort, Trail Protection Other Features: Natural Ride System, Trail Rudder, GaiterTrap Technology SPECIFICATIONS of the Altra Men's Superior 2.0 Shoe Weight: 8.7 ounces Cushioning: Light Platform: Zero Drop platform, FootShape toe box Stack Height: 21 mm Midsole: Dual Layer EVA with A-Bound Top Layer Outsole: Sticky Rubber TrailClaw Insole: 5 mm Contour Footbed with Removable StoneGuard Rock Protection Upper: Quick-Dry Trail Mesh, Minimal Seams