1. Shoes Introduction
        2. International Standards 
        3. Countries, all over the shoe size 
        4. Size table 
        5. The standard shoe size measurement method

A: About Shoes
Shoe size, often called shoe is used to measure the shape of human feet with shoes, so the standard unit system.
Currently the world is not consistent with shoe size, but generally include the length and width of two measurements. Foot length is the length of the wearer, it can be the manufacturer of the shoe last longer.
Even within the same country / region, different people and different uses of shoes, such as children, sports shoes, shoe size have different definitions.
II: International Standards
Recommended by ISO standard ISO 9407 system is based on shoe size Mondopoint feet wide and the average foot length in mm as the basic unit.
III: States, all over the shoe size
UK Code, the United States Code, Japan codes.
1. European code
France, Germany and other European countries, shoes are generally calculated as follows, in units of cm: shoe size = 1.5 *
United States, Canada, shoe size is measured in inches the length of shoe: men's code = 3 * -22 shoes shoe length code (common) = 3 * shoe last long -20.5
In addition, there is a relatively rare shoes code, by the American Association of Footwear (Footwear Industries of America) proposed:
      Women yards (FIA) = 3 * length of -21 boys and girls shoe shoe size men's code are calculated +12.33.
2. Hong Kong Code
Hong Kong popular American and European shoe size establishment, the general Hong Kong men to wear No. 42-48 (European code) shoes, women wore No. 36-40 (European code) shoes. In general, legs
Determines the length of the shoe, but if it is feet wide version (greater than 9.5cm) thick, or foot version, will have to add half a yard. Such as foot length 29.5-30.0 cm, in relation to wear No. 46
(European code) shoes. Foot length 27.5 cm, in relation to wear 43 (European code) shoes.
 Men -
         Foot length          26cm   26.5cm   27cm   27.5cm   28cm   28.5cm   29cm   29.5cm
         European Code   40.5     41          42        44.5       45       42.5        43        44
3. Continental code
China in the late 60 feet long in the country on the basis of measurement developed a "shoe in China", the length of interval 1 (5 mm), width is 1 (narrowest) -5 (maximum width).
1998, the Government announced on Mondopoint system, do units in centimeters national standard GB/T3293.1-1998, known as the "new shoe";
From the previous shoe known as the "old shoes number."
Mainland China market, all the shoes were asked to mark a new shoe. Conversion of old and new shoe is: Old shoes new shoes No. = number × 2-10.
  (Example: 25.5 * 25.5 yards old shoes No. 2 = 5151-10 = 41 yards)
It should be noted that China's new code and Ouma (France yards, EU code) are essentially different, not confused or used interchangeably.
Hong Kong, China the size of the European system has been used to Ouma as the standard unit.
Japan and China's new shoes are the same as the standard use of Mondopoint 5 mm hex.
IV: Size table
1. Men size table

　　US Women's                       5.0      5.5         6.0         6.5       7.0         7.5          8.0     8.5          9.0
　　British Code (UK)                4.0      4.5         5.0         5.5       6.0         6.5          7.0     7.5          8.0
　　European code (EU, FR)    36       36 2/3    37 1/3    38        38 2/3    39 1/3     40       40 2/3     41 1/3
　　Japan's Shoes (JP)             220     225        230        235      240        245         250     255         260
　　China used shoes Code     22.0    22.5       23.0       23.5     24.0       24.5        25.0    25.5        26.0 CM
　　China New Shoes                34       35          36          37        38           39          40        41          42 
 
V: Standard Shoe Size Measurement
〖Standard measurement methods: Measurement of the body should be upright when the weight evenly divided on the feet. Step foot on the ground, the longest toe to the heel of the amount of vertical distance.
Best time measurement〗

 

【Article is excerpted from: Baidu Encyclopedia】
【Network reprint / Just reference】
【Translation is by Goolge】