Micro-diamond knobs adorn the tread surface to offer blazing speed on hardpacked surfaces, while stacked paddle knobs down the middle offer unrivaled climbing and braking traction Dual compound tread offers low rolling resistance and positive cornering grip EXR - EXO (road) sidewall protection against cuts and abrasions from debris TR - Tubeless Ready carbon fiber bead, sealant required Tubeless 700x33 622 TBLS - Fold Bk/Bsk 75 395 120 DC/EXR/TR NoUPC/EAN/GTIN: 4717784032436