According to Leisure Trends Group RetailTRAK™ point-of-sale (POS) retail sales tracking announced March 23, 2011, Tifosi Optics is the bestselling sunglass brand nationwide among run specialty retailers and bike specialty retailers. How dominant? When ranking the top 10 selling sunglass brands in 2010 among Run Specialty stores, for example, Tifosi outsells the other nine brands combined. Similarly, when ranking the 10 bestselling sunglass models in 2010 among Run Specialty stores, eight are Tifosi models. These are great sunglasses for boaters, golfers or anyone that spends time in the outdoors, with polarized, fototec and interchangeable lens models.