The Continental Viking Contact 7 225/55r18XL is a winter tire designed for passenger cars, SUVs, and light trucks. It has a tread pattern designed to provide excellent traction in snow and icy conditions. It also features a special rubber compound that helps to reduce rolling resistance and improve fuel economy. The tire has an asymmetric tread pattern that helps to reduce noise and improve handling. It also has a special sipe design that provides extra grip on wet and icy roads.