From the manufacturer

Designed for performance on mid-to-long-distance trail runs. A Flextron® PRO propulsion plate delivers powerful energy return and dynamic forefoot flex while providing just the right amount of torsional stability. The dual-density foam combines lightweight Mammut CORE Ultra foam with Mammut CORE Plus foam, offering excellent rebound for enhanced comfort and responsiveness, along with outstanding cushioning – whether running 10k or over 30k. Built for endurance, the durable, reinforced design of the Aenergy Trail Endurance Ultra Low shoes lets you handle any trail, be it straight from your backdoor or high up in the alpine.

Features

• Mammut CORE Ultra foam midsole for incredible comfort and responsiveness
• 360° TPU reinforced rand provides high-level protection from rocks and trail debris for enhanced durability
• Suitable for mid-to-long-distance trail running, from 10k to over 30k
• Rocker profile offers a smooth, efficient heel-to-toe transition for enhanced forward momentum
• Semi-sock tongue construction: Super-light stretch mesh and perforated PU foam relieve lace pressure and improve comfort
• Base Fit Technologie: a custom-engineered midfoot structure and lacing system secures the foot for stability and arch support over long distances
• Ergonomic memory foam heel pods securely lock the heel in place for enhanced stability and comfort over technical terrain
• Traction: high-level grip on both wet and dry technical trails
• Vibram Megagrip sole with Vibram Litebase technology
• Mammut CORE Plus foam midsole provides outstanding cushioning and excellent rebound
• Ortholite® insole for long-lasting cushioning and step-in comfort
• Flextron® PRO propulsion plate delivers powerful energy return and torsional stability

Specifications