The conversion relationship between centimeters and yards is:
Number of centimeters × 2-10 = number of yards,+10 ÷ 2 = number of centimeters.
So (43+10) ÷ 2 = 26.5cm = 265mm.
So I suggest you buy Nike43 size 43 shoes.
Extended data
Classification of shoe sizes around the country
Footwear sizes in various places include: British size, American size, Japanese size, etc.
Europe, France, Germany and other continental European countries' shoe sizes are generally calculated as follows, in centimeters:
Shoe size = 1.5* last length = 1.5* (foot length+2)
Shoe sizes in North America, the United States and Canada measure the length of last in inches:
Men's shoe size = 3* last length -22
Women's shoe size (common) = 3* last length -20.5
In addition, there is a relatively rare size of women's shoes, which was put forward by the Footwear Industries of America:
FIA = 3 * last length -2 1
The shoe size of boys and girls is the calculation method of men's shoe size+12.33.
Hong Kong
American and European shoe sizes are commonly used in Hong Kong. Generally, Hong Kong men wear shoes of size 42-48 (European size), while women wear shoes of size 36-40 (European size).
Generally speaking, the length of the foot determines the shoe size, but if the foot version is wider (more than 9.5cm) or thicker, it is necessary to add half a yard.
For example, if the feet are 29.5-30.0 cm long, you should wear size 46 (European size) shoes. If your feet are 27.5cm long, you should wear size 43 (European size) shoes.
Baidu encyclopedia _ shoe size
Nike official website _NIKE size comparison table