Pirelli P ZERO Race X TLR Tire - 700 x 30 Tubeless Folding BLK TechWall+ SmartEvoPirelli P ZERO Race X TLR Tire 700 x 30 Tubeless Folding Black TechWall+ SmartEvo. The P Zero Race X TLR tire is designed for all round performance and reinforced for long rides with confidence. This special version tire is made to sustain tougher road surfaces where cuts from little flints or road debris are very frequent. The structure is based on the TechWALL+ construction which adds a highly cut resistant textile layer from bead to bead to a