Vivobarefoot Primus Lite Knit Shoes - Men's Black 42

Vivobarefoot Primus Lite Knit Shoes - Men's Black 42. The same 2mm Primus outsole with an Active Ortholite Performance Insole made of 98percent recycled PU foam makes it perfect for active lifestyles and controlled workouts. The Primus Outsole is a light and thin 2mm performance outsole that's designed to put as little as possible between your feet and the ground. The side wall profile is as low as it can be giving it a slightly lower profile towards the heel and the sole subtly overlaps the toe