Shop Black Mens Primus Trail Knit Firm Ground Running Shoes 。Vivobarefoot Primus Trail Black Shoe Size 45 Men\'s 12 Great pre loved condition! Ortholite Insole The Ortholite Performance Insole is made of 98% recycled polyurethane foam, which helps reduce waste and the use of virgin plastics. Tough Rubber Compound Icon Tough Rubber Compound Strong, non-marking rubber compound for sticky grip and high-abrasion when you need it most. Materials Animal Free Icon VEGAN* *The main materials in all our Vegan* products are synthetic and aren’t derived from animals. We don’t (yet) have the transparency we need over the production of all the small components (such as adhesives and dyes) used in these products to ensure they meet vegan best practices. So, whilst we believe the shoes are vegan, we’re not yet able to guarantee it and want to be fully transparent.