Athletes looking for a close-to-ground feel and superior grip will love the Vibram KSO EVO. Perfect for aerobic or high-intensity workouts where precision and agility are desired. A rugged performance outsole protects the feet from diverse terrain. Individual toe pockets enable maximum flexibility and comfort. Upper: Polyester fabric provides breathable flexibility. Closed, quick lace system assures a custom fit for a wide range of foot types. Midsole: Antimicrobial Drilex® Sockliner enhanced with AEGIS Microbe Shield®.Outsole: TC1Performance rubber sole with individual toe pockets and serrated blade lugs provides flexibility and slip resistance.