In just over a year, the KSO has become FiveFingers most popular model for men.  Featuring a thin, abrasion-resistant stretch nylon and breathable mesh upper that wraps your entire forefoot to "Keep Stuff Out."  A single hook-and-loop closure helps secure the fit.  A non-marking 3.5mm Vibram TC1 performance rubber sole is razor-siped for a sure grip, and a 2mm EVA midsole enhances plating protection and comfort.
 
KSO IS BEST FOR:

Running, Fitness Training, CrossFit, Light Trekking, Bouldering, Water Sports & Travel
 
Materials:
UPPER - abrasion-resistant stretch polyamide fabric
& Hypalon® straps
SOLE- Vibram TC-1 performance rubber
FOOTBED- Antimicrobial microfiber

*Machine washable. Air dry.

Weight:
Men’s size 42 -
5.7 oz. each, 11.4 oz. a pair