The boots Spire GTX are designed for fast hiking. The boot is a combination of elements from Mountain running (30%), Approach (30%) and Mountaineering (40%) of the La Sportva ranges. The innovative GORE-TEX SURROUND technology guarantees waterproof and breathable material thanks to the upper material with special ventilation channels and the 360° breathable insole. The Vibram XS Trek outsole provides excellent grip on hard, soft and muddy terrain. Ideal choice for fast hiking, approaching or daily use.