Amazon.com | Vivobarefoot Motus Strength Mens Barefoot Zero 。Color NOT available on Vivo Barefoot website The Motus Strength is the first ever zero-drop barefoot strength-training footwear, and the first Vivo of our new pinnacle performance range. It’s made for moving naturally during high-impact workouts, with added protection and stability that doesn’t sacrifice barefoot feel. Get strong, grow durable, lengthen your healthspan and unlock your super-natural potential. MOTUS STRENGTH OUTSOLE Enhanced traction for powerful training. ORTHOLITE INSOLE The Active Ortholite Performance Insole is made of 98% recycled PU foam, which helps reduce waste and the use of virgin plastics. BREATHABLE MESH Breathable, lightweight and comfortable. 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.