Mens Hi-Tec Waterproof Walking Boots Coyote Mid WP Leather Madmade sole Waterproof - Provides protection in wet conditions. Upper - Suede leather and mesh upper allowing the shoe to be lightweight, breathable and durable. OrthoLite - Foam insole created by combining virgin polyurethane and recycled rubber materials to create a product that has the strength properties and the breathability, moisture transport and anti-microbial function benefits found in open cell PU foams. Moulded EVA Midsole - For cushioning. Vibram - The world leader in high performance rubber soles combining quality, innovation and the best compounds for their specific use.