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. Combined with a durable mesh upper and a waterproof GORE-TEX membrane, it features a rocker sole construction that allows for smoother landings and more efficient push-offs, enabling you to move faster through challenging mountain terrain with the Aenergy Ultra Mid GTX. It includes a pre-shaped tongue construction, rubber toe cap for rock protection, elastic tongue design, Vibram Megagrip outsole with Vibram Litebase technology, a lace protection system to keep laces clean, a lug depth of 5 mm, premium midsole cushioning for stability and a more comfortable heel strike, and a sole height of 43 mm/35 mm.