Hybrid tire with reflective side stripe for all weather, road conditions. SC Single compound casing for a durable, dependable tire. MS MaxxShield , represents the pinnacle of flat protection with 2 layers of puncture resistant belting. K2 Maxxis exclusive fabric that offers greater puncture protection than standard Kevlar without effecting ride quality. MXPR MaxxProtect, A poly-fiber material positioned between the tire tread and the casing designed to maximize puncture resistance in select hybrid models. KI Kelvar Inside, Kevlar belting beneath the tread. SS SilkShield offers bead to bead puncture protection covering the tread as well as the sidewalls. TR Tubeless Ready sealant required Hybrid 700x40 622 Wire Belted Bk/Blk 75 60 SC/K2