Well spaced paddle like knobs in the center and large siped corner power through any terrain Exo sidewall protection agaisnt cuts and abrasions from rocks and debris Sealant compatible dual compound DC - Dual Compound tread provides a lower rolling resistance center paired with extra grip for the corners EXO - sidewall protection which helps prevent puncture from sidewall abrasions TR - Tubeless Ready - sealant required Tubeless 27.5x2.8 584 TBLS - Fold Bk/Blk 35 825 60 DC/EXO/TR NoUPC/EAN/GTIN: 4717784031293