Reebok International Limited is an British fitness footwear and clothing manufacturer that is a part of Authentic Brands Group. It was established in England in 1958 as a companion company to J.W. Foster and Sons, a sporting goods company which had been founded in 1895 in Bolton, Lancashire. From 1958 until 1986, the brand featured the Union Jack flag in its logo to signify the origins of the company. The company was bought by German sporting goods company Adidas in 2005. The company's global headquarters are now located in Boston, Massachusetts, in the Seaport District, with regional offices in Amsterdam, Montreal, Hong Kong, and Mexico City.