http://www.intertractyre.com/pcr/tc575-winter-car-tyre-185-65r15/
Winter/snow tires, special design for North America, Canada and European market. Tire ranges are from 14 inch to 18 inch to meet most of the markets' demand. This pattern with "3D SIPE" design, with better traction performance and snow is ejecting sipe. Unidirectional pattern design ensure the excellent self-cleaning ability and better grip performance; Spin-dry govern design avoid the sideslip and ensure good grip performance