Double Diamond

<p><strong><em> Double Diamond</em> is the story of Umbro, an ever-present figure in the development of modern football and the multi-billion-pound sportswear industry.</strong></p><p>From Sir Geoff Hurst''s World Cup Final hat-trick to Sergio Ag¿ero''s 2012 injury-time Premier League-winning strike, Umbro has featured in more iconic footballing moments than any other brand.</p><p>Football writer, kit collector and university academic Alex Ireland charts the Manchester sportswear firm''s 100-year existence, from its 1924 foundation in a Cheshire pub backroom to clothing 85 per cent of British clubs and half the World Cup finals teams by 1966.</p><p>You''ll discover the central role Umbro has played in the evolution of sportswear, the firm being a leader in the application of new technologies and innovations. From the invention of the replica kit in 1959 to supplying 11 teams in the inaugural 1992/93 Premier League season, Umbro has remained a key player amid the growing commercialisati