The Babolat Propulse is an innovative, high tech, all surface competition shoe in a new color. Andy Roddick's top choice. Upper 60% mesh flexible, ultra resistant synthetic fabric. Exact Pro technology mid sole. Vibrakill dynamic shock absorbing heel. Power strap 360d wrap around closure. Ortholite Comfort foam hygienic insole. MICHELIN OCS outsole with MICHELIN TECH SOLE engineering. The most dynamic, durable shoe in tennis! This high tech shoe offers 3 truly cutting edge innivations. Includes 6 month outsole durability guarantee. Weight 14.4 Ounces Color GrayBlackBlue