NAVICFIT: For comfort and stability running or hiking on uneven terrain. Experience natural mid-foot lockdown from our lace system that locks your heel in place, provides enhanced fit and keeps the shoe secure in motion. TECHLITE ULTRA: Cushioning for high-performance hiking and trail running on varied terrain. Delivers lightweight stability, flexibility, and propulsive energy. OMNI-MAX: For superior comfort and stability. This underfoot system uses a Techlite midsole, a specially designed heel and midfoot aids in creating a stable platform. TECHLITE ECO: Eco-friendly enhanced cushioning and superior comfort for all-day performance on varied terrain — made with 20% recycled content. ADAPT TRAX: For advanced traction in wet or slippery conditions. This advanced traction system features a tread pattern that delivers enhanced trail performance for the best grip over wet terrain.