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 & feature pro level features at no pro level price. Features lined with air Teflon mesh & Cambrelle upper in leather & Microfiber material replaceable shin plate micro & replaceable Adjustable buckles dual Flex System adjustable Calf System new adjustable system of the area between the protective calf-exaust & 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 & 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 & Canada.