USED Vivobarefoot Primus Lite III Shoes - Men's New Navy. The Primus Lite III is our hero trainer and its minimalist design lets your feet move in the most natural way possible. Building strength for every run walk and workout. Specifications for Vivobarefoot Primus Lite III Shoes - Men's: Manufacturer: Vivobarefoot Gender: Male Age Group: Adults Men's Shoe Width: Regular Boot Style: Training Footwear Type: Shoes Toe Type: Closed Activity: Training Activity/Occasion: Running Training Fabric/Material: Post-Consumer Plastic Footwear Closure: Laces Insole Material: Wilhide leather footbed Footwear Upper Fabric/Material: Recycled Polyester Mesh Outsole Material: Rubber Features of Vivobarefoot Primus Lite III Shoes - Men's Active Outsole Recycled Materials Vegan/Animal Free (Re)New And Improved Wide Thin And Flexible Package Contents: Vivobarefoot Primus Lite III Shoes - Men's Vivobarefoot 309092-1246: Primus Lite III Shoes - Men's New Navy 46