- Densely packed medium height knobs with a nearly continuous center line perform well on gravel and off-road while keeping low rolling resistance - Siped and interconnected shoulder knobs offer an enormous amount of biting edges for impressive traction on all surfaces - DNA - Proprietary 60A durometer rubber compound offers the ideal mix of rolling efficiency and traction for Cross-Country and trail riding applications - FG - Flat Guard features an Urban Armor Casing, which provides additional rubber throughout the entire casing and sidewall to deliver additional puncture protection and durability