Kountach Enduro a tire that features bead to bead Aramid fiber flat protection and a secondary layer of belted Aramid fiber under the tread rubber. E1 - The pinnacle of dual layer flat protection the Endurance 1 is Kenda�s highest protection level taking the bead to bead Aramid protection of Iron Cloak on a 120tpi casing and then topping it off with another layer of Iron Cloak at the tread area. R2C - Kenda`s road-specific dual compound blends traction and speed