When fast trails require fancy footwork, the Zinal 3 is refreshed and ready to go. What's New: HOKA(R) upgraded to supercritical foam, updated the upper textile for breathability and added a stretchy dynamic vamp. With a new proprietary rubber outsole, they also revised lug placement and orientation. Design: Lightweight Leno Weave upper provides breathable structure without added weight Protective toe rand adds coverage against trail debris and rugged terrain Heel pull tab allows for quick and easy on-off Stretchy, dynamic vamp adapts to foot movement for flexible security In-Shoe Comfort: Super-critically foamed EVA delivers ultra-light, energetic cushioning that stays responsive over time Durability & Traction: Sticky rubber outsole delivers confident grip on wet and dry surfaces Multidirectional lugs enhance stability and control on climbs, descents, and uneven terrain 5mm lug depth provides aggressive bite for technical trails Additional Details: Weight: 7.67 oz (size 8) Best Use: Trail Run/Race