Redesigned aggressive tread, high volume casing tire optimized to fit in between the XC tire and Gravity focused tire options Usage is aimed squarely at modern short travel (100mm-130mm) trail bikes - aka the "downcountry" segment, intended to be a "Goldilocks" tire Rolls fast but also provides solid cornering and braking traction in a broad range of trail conditions Taller side knobs to improve cornering grip A more denser packed tread pattern to increase rolling efficiency WT: Wide trail casing is optimized for 30-35mm inner width rims- EXO: additional densely woven, lightweight, flexible fabric added to casing for enhanced puncture protection EXO: additional densely woven, lightweight, flexible fabric added to casing for enhanced puncture protection TR: tubeless ready