Australian beef close means the highest grade of beef exported from Australia. Australian beef grade is according to the beef color, fat distribution, muscle texture, meat tenderness and other factors to assess the grade, divided into MB1 +, MB1, MB2, MB3, MB4, MB5, MB6 seven grades. The "Close" grade is MB6, which is the highest grade of Australian beef and represents the best quality beef. This kind of beef has fine muscle texture, tender meat, even fat distribution and bright red color. Usually this beef is more expensive and is considered to be one of the finest cuts of beef.