MAX HIGHROLLER II 27.5x2.6 BLACK FOLD/120 3C/EXO/TR/WTAggressive tread design offer excellent penetration and improved mud clearing while maintaining a consistent feel from straights to the corners TR Tubeless Ready sealant required EXO equipped models feature Maxxis` EXO sidewall protection which helps prevent puncture from sidewall abrasions TERRA 3C Maxx Terra is softer and offers more traction than 3C Maxx Speed, yet provides better treadwear and less rolling resistance than Maxx Grip WT Wide Track