Oakley Dry Trainers - New Brush The Oakley Dry trainers deliver an inspired blend of 90s retro and trend-forward design for outstanding performance, mile after mile. They come with CELLFIT™ insoles, made of 20-30% recycled materials, Oakley’s exclusive high cushion EVZERO™ midsole and durable EVZERO™ outsole provide both comfort and support. Mesh side panels and a moisture wicking interior add breathability in this everyday active shoe. Everyday Trainers Features: Vegan friendly polyurethane leather upper with mesh panels. Breathable CellFit™ insole. Manufactured with 20-30% recycled materials. Comfortable and durable EVZero™ midsole constructed of proprietary EVA foam formulation. EVZero™ Outsole.