Milwaukee Men's Classic Motorcycle Boots (Black, Size 11.5) Full Grain Premium 2.2mm Cowhide Waterproof Leather Oil and Acid Resistant Outsole with Non-Skid and Non-Marking Tread Side Zipper Entry with Milwaukee Signature Hardware Smart Mask Climate Control Insole w/Flex Power Toe Design Linings are Moisture Wicking, Anti-Fungal, Anti-Bacterial