WTB Riddler 700 x 45c Light Fast Roll CX/ Cravel Exploration/ Dirt Touring / Dry to Damp / Hardpack to Sand / Dual DNA / TCS Bead / Lightweight Casing Aggressive cornerning knobs meet a fast rolling centerline Designed after the beloved Riddler 2.25/2.4 mtb tire Excellent for drop bar touring or gravel exploration 560g