TRAIL ESSENTIAL: These lightweight shoes deliver superior comfort and traction to tackle any terrain, stability to keep you progressing, and great grip. 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+: For high-performance hiking and trail running on variable terrain. Long-lasting cushioning with extra-light responsive foam that delivers enhanced energy return. OMNI-GRIP: For multi-terrain traction on rock, dirt, and gravel, in wet/dry conditions. Specially formulated compounds and tread design for cross-terrain stability and grip with strategically blended lug patterns. OMNI-GRIP LT: Our newest midsole/outsole innovation offering a combination of step comfort, reduced weight, and ground contact EVA for performance traction. Saves more than 50% of the weight of traditional rubber.