Women's shoe size 21 MEX in US

What is the equivalent of a Mexican size 21 women's shoe size in the USA?

Women's shoe size 21 in Mexico is equivalent to size 4 in the USA.

This equivalence between a MEX size and a US size for shoes usually applies for almost all brands. It should be noted that this equivalence may not be met for certain brands of footwear, however, this is something that is very rare since as a general rule, a women's size 21 MEX is equal to a size 4 US.

What are the dimensions of women's size 21 shoes in Mexico?

MEX women's size 21 and its US equivalent (4) refers to feet whose measurement is 8 1⁄3 inches (21.1 cm). For a correct choice of the shoe size to be used, it is recommended to know the exact measurements of the foot to make a correct selection of the size.

To know the exact measurements, a correct measurement must be taken, for which the foot must be measured from the heel to the longest toe. In the case of shoe sizes, only the length of the foot is taken into account, since the width is calculated in proportion to the length.

Therefore, if a woman's foot measures 8 1⁄3 inches or 21.1 cm, she should wear a size 21 in Mexico or a size 4 in the USA.