Michelin Pilot Alpin PA3 Tires are made to take on even the worst of winter conditions. The asymmetric tread and 3-D Variable Thickness Sipes Technology make for increased traction on slippery surfaces and give five percent gains in snow acceleration over the previous generation. With 26 percent more biting edges, these tires hang on to the road even in sharp cornering situations. Made from the revolutionary Helio Compound, the Alpin PA3 can stop 9.2 feet shorter than its predecessor and perform well even in extremely low temperatures. Features Exceptional handling in snow conditions is provided by an asymmetric tread design and 3-D Variable Thickness Sipes Technology TM (VTS TM ). 26% more Biting Edges TM sipes The Helio Compound TM of the Pilot ® Alpin ® PA3 TM tire allows for stopping distances of up to 9.2 feet shorter than its predecessor on wet road surfaces. Benefits Improved control in cold-weather conditions, resulting in a 5% gain in snow acceleration versus previous-generation tires This revolutionary compound also provides increased traction in low temperatures for better overall winter performance