The purgatory 2bliss ready tire is the standard bearer for trail tire performance by applying fe analysis to the purgatory we39ve optimized the tread to bite hard in loose corners while legendary gripton compound results in a faster grippier tire for any all mountain excursion of course the 2bliss ready design is the icing on the cake allowing you to run lower tire pressures and all but eliminate the risk of pinch flats casing 60 tpibead foldablebutyl wrapped bead 2bliss readycompound