Product Benefits: Save up to 60 litres of fuel compared to its predecessor. Plus the excellence of Michelin tyres in safety and longevity. Technology: Optimised Profile -  Increased safety: 10% larger tyre footprint gives better contact with the road and excellent grip. Eco N Grip - Increased fuel savings with excellent longevity The new patented Eco N™ Grip technology uses a tread compound with improved molecular cohesion to reduce heat build-up. Under-Tread Layer - Increased fuel savings Michelin has added a special under-tread layer containing very low rolling resistance polymers to reduce fuel consumption.