Hi Tec Men's Altitude Sport I Waterproof Walking Boot Textile Premium, Durable, Waterproof, Sueded and High Performance Mesh Upper - Provides long term comfort and wear. Dri-Tec Waterproof Membrane - Provides complete protection in wet conditions. i-shield Hydrophobic Technology - Creates an additional layer to repel water. Moulded Impact Absorbing Midsole - Ensures long lasting cushioning and comfort. MDT Rugged Rubber Outsole - Is great for all terrains.