Functional features like the CELLFIT insole made from 20-30% recycled materials, Oakley's exclusive, highly cushioning EVZERO midsole and durable EVZERO outsole provide great comfort and support. Mesh side panels and a moisture-wicking interior texture add extra breathability to this sporty, everyday shoe. Features - Dry Sneaker Upper made of vegan-friendly polyurethane leather with mesh inserts Breathable CELLFIT insole Comfortable and durable EVZero midsole made of proprietary EVA foam EVZero outsole Made from 20-30% recycled materials Technologies EVZERO Oakley's highly cushioning EVZERO midsole and durable EVZERO outsole provide superior comfort and support.