WTB Vulpine Tire - 700 x 45 TCS Tubeless Folding BLK Light/Fast Rolling Dual DNA SG2Ramped center knobs from a nearly uninterrupted centerline that decreases rolling resistance. Round tire profile packed with short, tightly spaced knobs to provide predictable cornering traction on hardpack terrain Protected SG2 gravel tires feature a 120tpi casing, which improves suppleness compared to a traditional 60tpi tire. TECH SPECS Tire Technology TCS Light Fast Rolling Tire Compound Dual DNA Tire Width 40C Tire Diameter ISO 700C 622 TPI