VEGAN. Puncture-resistant. The Primus Lite III is our most versatile training Vivo, made for moving naturally and growing strong through wide-ranging training disciplines. It’s perfect for experienced barefoot cross-trainers and those new to barefoot performance. ORTHOLITE INSOLE: The Active Ortholite Performance Insole is made of 98% recycled PU foam, which helps reduce waste and the use of virgin plastics. COLOR: Green/white/grey, with speckled sole. Lightly worn. ***Description taken from VivoBarefoot website