Wolverine World Wide, Inc. is a designer, manufacturer and marketer of a range of casual footwear and apparel, performance outdoor footwear and apparel, industrial work shoes, boots and apparel, and uniform shoes and boots. In addition to its branded footwear, apparel and licensing operations, it also operates 89 retail stores in North America and 12 retail stores in the United Kingdom that feature footwear and apparel, and operates a performance leathers business through its Wolverine Leathers Division. The products are marketed under brand names, which include Bates, Cat Footwear, Chaco, Cushe, Harley-Davidson Footwear, Hush Puppies, HyTest, Merrell, Patagonia Footwear, Sebago, Soft Style and Wolverine. Approximately 52 million pairs/units of its footwear and apparel were sold, during the year ended December 31, 2011. In October 2012, it announced that a consortium comprised of Wolverine Worldwide, Golden Gate Capital and Blum Capital Partners acquired Collective Brands, Inc.