Siping (rubber) wear and extends the life of the tire. Both Bridgestone and Michelin sell snow tires that are siped at the factory, while Saf-Tee Siping and Grooving sells machines that can sipe most standard vehicle tires. Siping can also be done by hand. Siping tires may void the manufacturer's warranty. Claims that extended life is achieved by siping may only apply to certain environments, operating temperatures, and rubber compound builds. Siped soles are a characteristic feature of boat shoes. Siping (rubber) Siping is a process of cutting thin slits across a rubber surface to improve traction in wet or icy conditions.
Kenda Rubber Industrial Company national sponsor to National Multiple Sclerosis Society's MS 150. Company now supports (2013) Cleveland Cavaliers, Rockets, Cincinnati Reds and Columbus Blue Jackets. Kenda Rubber Industrial Company Kenda Rubber Industrial Company () is a manufacturer of pneumatic tires in Taiwan since 1962 with manufacturing facilities in Taiwan, Mainland China, and Vietnam. They make tires for bicycles, motorcycles, ATVs, trailers, automobiles, and industrial equipment. Kenda was the 27th largest tire maker in the world in 2010. In 2011, Kenda decided to sell the 50-percent share that it has in the $200 million joint venture that it started with Cooper Tire & Rubber