The perfect Boots for all offroad riders who are looking for a technically high quality boot. The Sidi X-3 motocross boots are specially designed for rigorous off-road riding and feature pro level features at no pro level price. Features lined with air Teflon mesh and Cambrelle upper in leather and Microfiber material replaceable shin plate micro and replaceable Adjustable buckles dual Flex System adjustable Calf System new adjustable system of the area between the protective calf-exaust and the front of the boot to allow a rider with a wider calf to be very comfortable replaceable Metatarsus Inserts thermoplastic defender on the toe area anatomically shaped heel assembled and replaceable boot leg, it is stitch-free nylon Inner sole with removable arch support MX-Enduro Sole This item cannot be shipped to the United States and Canada.