Which country's football strip (uniform) was not manufactured by the English sportswear company Umbro during the 1966 World Cup?

Umbro is an English sportswear and football equipment supplier based in Manchester, England. Umbro designs, sources, and markets football-related apparel, footwear, and equipment. Its products are sold in over 90 countries worldwide. Since 2012, the company has been a subsidiary of American company Iconix Brand Group.

Brazil became the first FIFA World Cup champion to wear an outfit (uniform) by Umbro in 1958. Two years later, Manchester United Scottish player Denis Law signed an exclusive agreement with the brand, becoming the first footballer to be sponsored by Umbro. The England national team won its only title in 1966 wearing kits by Umbro (the deal had been signed in 1954). Of the 16 teams that competed, 15 wore kit manufactured by Umbro, the only exception being the USSR. The Soviet Union national football team was the national football team of the Soviet Union. At the same time, 85% of British football teams wore kits by the company, including Celtic, the first British team to win a European Cup in 1967. Liverpool FC won the first four of their five European Cups while wearing Umbro kits, in 1977, 1978, 1981 and 1984.