Made for big-bore dual-purpose and enduro bikes that spend most of their time on paved roads, but that take the occasional "detour" down a fire road Tire compound provides long mileage, stable handling and touring comfort on road; tread design also handles light off-road riding Developed to deliver the traction, feedback and stability for both kinds of road Optimized tread design reduces rolling noise 85% On 15% Off. TOURANCE 90/90H21 TL FRNT