Used to win the Baja 1000 and "Best in the Desert" Parker 250 - over 1,250 miles (EU: 2011,68 km) total without a single flat Unique multi-surface, non-directional tread pattern enhances traction control on slippery surfaces 8-ply radial construction for exceptional wear and puncture resistance Not certified for use on public roads (NHS) Built to take on extreme conditions Non-directional tread pattern Side-by-side tire Tubeless (TL). ULTRACROSS 34X10R18