Stability at maximum performance! This mid-height hiking shoe offers the best of the best: an Ortholite insole for unparalleled comfort, a super lightweight EVA Vibram SLE midsole for up to 15% more cushioning, a Flextron joint spring for maximum movement control and torsional stability, as well as a Vibram Megagrip Litebase outsole with Traction-Lug technology for unbeatable grip. In addition to the abrasion-resistant mesh upper and the waterproof GORE-TEX membrane, it features a rocker sole construction that allows for a smoother stride and more efficient push-off, enabling you to move faster in challenging mountain terrain with the Aenergy Ultra Mid GTX. It includes a pre-shaped tongue construction, a rubber toe cap for rock protection, an elastic tongue design, a Vibram Megagrip outsole with Vibram Litebase technology, a rubber toe protector, abrasion-resistant jacquard mesh upper, lace protection to keep laces clean, lug depth: 5 mm, premium midsole cushioning for stability and a more comfortable heel strike, rocker sole construction for smooth steps and powerful push-offs, sole height: 43 mm/35 mm.