Vibram KSO Men's Size:EU: 40 US: 8-8.5 balanced or stressful day with

balanced or stressful day with continuous tracking

super critical foaming process combined with a slightly stiffer Pebax ® spike plate

all-day comfort and a pearl-y leather "shell" that ages to perfection

Compression molded EVA

Vibram KSO Men's Size:EU: 40 US: 8-8.5 balanced or stressful day withThe KSO is arguably our most successful FiveFinger to date, mainly due to its versatility. We added this back into the mix a few years back to celebrate the rebirth of a legend. When you're scrambling up a rocky bluff or bounding along a riverbank, the last thing you want is gravel and grit seeping into your FiveFingers. So why not Keep Stuff Out! The KSO has a snug fit, one of our most minimal sole constructions for maximum ground feel, and a