Nike

 MEN’S FOOTWEAR SIZING
US UK Europe CM
6 5.5 38.5 24
6.5 6 39 24.5
7 6 40 25
7.5 6.5 40.5 25.5
8 7 41 26
8.5 7.5 42 26.5
9 8 42.5 27
9.5 8.5 43 27.5
10 9 44 28
10.5 9.5 44.5 28.5
11 10 45 29
11.5 10.5 45.5 29.5
12 11 46 30
13 12 47.5 31
14 13 48.5 32
15 14 49.5 33
16 15 50.5 34
17 16 51.5 35
18 17 52.5 36
 WOMEN’SFOOTWEAR SIZING
US UK Europe CM
5 2.5 35.5 22
5.5 3 36 22.5
6 3.5 36.5 23
6.5 4 37.5 23.5
7 4.5 38 24
7.5 5 38.5 24.5
8 5.5 39 25
8.5 6 40 25.5
9 6.5 40.5 26
9.5 7 41 26.5
10 7.5 42 27
10.5 8 42.5 27.5
11 8.5 43 28
11.5 9 44 28.5
12 9.5 44.5 29
 AGE GUIDELINES
Age Average Shoe Size
0-3 Months 0C-2C
6 Months 3C-4C
1 Year 5C-6C
18 Months 6C-7C
2-2½ Years 7C-8C
3-4 Years 9C-10C
5-6 Years 11C-12C
7-8 Years 12C-13C
9-10 Years 1Y-2Y
11-13 Years 3Y-7Y

 GRADE SCHOOL

Kids 6+ Years Old*

US UK Europe CM
3.5Y 3 35.5 22.5
4Y 3.5 36 23
4.5Y 4 36.5 23.5
5Y 4.5 37.5 23.5
5.5Y 5 38 24
6Y 5.5 38.5 24
6.5Y 6 39 24.5
7Y 6 40 25

 PRESCHOOL

Kids 4-6 Years Old*

US UK Europe CM
10.5C 10 27.5 16.5
11C 10.5 28 17
11.5C 11 28.5 17.5
12C 11.5 29.5 18
12.5C 12 30 18.5
13 12.5 31 19
13.5C 13 31.5 19.5
1Y 13.5 32 20
1.5Y 1 33 20.5
2Y 1.5 33.5 21
2.5Y 2 34 21.5
3Y 2.5 35 22

 INFANT/TODDLER

Kids Under 4 Years Old*

US UK Europe CM
2C 1.5 17 8
2.5C 2 18 8.5
3C 2.5 18.5 9
3.5C 3 19 9.5
4C 3.5 19.5 10
4.5C 4 20 10.5
5C 4.5 21 11
5.5C 5 21.5 11.5
6C 5.5 22 12
6.5C 6 22.5 12.5
7C 6.5 23.5 13
7.5C 7 24 13.5
8C 7.5 25 14
8.5C 8 25.5 14.5
9C 8.5 26 15
9.5C 9 26.5 15.5
10C 9.5 27 16

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