Vittoria Terreno Mix Tire - 700 x 33 Tubeless Folding BLK/Anthracite 1C TNT G2.0Vittoria Terreno Mix Tire 700 x 33 Tubeless Folding Black Anthracite G2. 0. Whether in Gravel or Cyclocross one thing is for certain course conditions are constantly changing. When you roll up to the start line be confident knowing that you have the performance advantage of the Terreno Mix all conditions tread no matter the terrain. At the heart of the design is a fast rolling center ridge which is designed to minimize rolling resistance while still