The Explorator is constructed with our highest level of Armis 3 flat protection, a high performance 120 tpi casing, and an all weather tread pattern for the ultimate long distance training and road bike commuting tire.The Explorator is designed for the everyday performance road rider with Armis 3 flat protection to fend off debris and roll through all four seasons of training miles. Clincher tires include Tubus innertube and 40mm valve extender.Technology:Armis 3 Protection: Our highest level of debris resistance, Armis 3 combines the bead to bead double layer aramid fiber casing protection of Armis 2 with an additional layer of the same aramid fibers at the tread for the ultimate in flat protection while maintaining a supple ride.,Low Rolling Resistance Rubber: Low rolling resistance 65a durometer rubber,Bead + Casing: Explorator tires feature a folding aramid bead and 120 tpi (threads per inch) casing.