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Nike Size Guide

Shoe Sizes

Shoe sizes on product details pages are in US shoe size. Your foot length (in cm) will be different than the CM size on your shoe box. CM size refers to a sizing system, like US, UK, EUR, and should not be confused with the length of the foot

UNISEX SHOE SIZES                                                              
US MEN 1 1.5 2 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 14 14.5 15 15.5 16    
US WOMEN 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 14 14.5 15 15.5 16 16.5 17 17.5
UK 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 14 14.5 15  
EU 32.5 33 33.5 34 35 35.5 36 36.5 37.5 38 38.5 39 40 40.5 41 42 42.5 43 44 44.5 45 45.5 46 47 47.5 48 48.5 49 49.5 50 50.5
CM 20 20.5 21 21.5 22 22.5 23 23.5 23.5 24 24 24.5 25 25.5 26 26.5 27 27.5 28 28.5 29 29.5 30 30.5 31 31.5 32 32.5 33 33.5 34

MEN'S SHOE SIZES                                          
US 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 14 15 16 17 18
UK 5.5 6 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 14 15 16 17
EU 38.5 39 40 40.5 41 42 42.5 43 44 44.5 45 45.5 46 47 47.5 48 48.5 49.5 50.5 51.5 52.5
FOOT CM 23.7 24.1 24.5 25 25.4 25.8 26.2 26.7 27.1 27.5 27.9 28.3 28.8 29.2 29.6 30 30.5 31.3 32.2 33 33.9

WOMEN'S SHOE SIZES                              
US 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12
UK 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5
EU 35.5 36 36.5 37.5 38 38.5 39 40 40.5 41 42 42.5 43 44 44.5
FOOT CM 22 22.4 22.9 23.3 23.7 24.1 24.5 25 25.4 25.8 26.2 26.7 27.1 27.5 27.9

CHILDREN'S SHOE SIZES                                                      
US 0C 1C 1.5C 2C 2.5C 3C 3.5C 4C 4.5C 5C 5.5C 6C 6.5C 7C 7.5C 8C 8.5C 9C 9.5C 10C 10.5C 11C 11.5C 12C 12.5C 13C 13.5C
UK 0 0.5 1 1.5 2 2.5 3 3.5C 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13
EU 15 16 16.5 17 18 18.5 19 19.5 20 21 21.5 22 22.5 23.5 24 24 25.5 26 26.5 27 27.5 28 28.5 29.5 30 31 31.5
CM 6 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 13.5 14.5 15 15.5 16 16.5 17 17.5 18 18.5 19 19.5
FOOT CM 8.3 9.1 9.5 10 10.4 10.8 11.2 11.6 12 12.5 13 13.3 13.8 14.2 14.6 14.6 15.5 15.9 16.3 16.7 17.2 17.6 18 18.4 18.8 19.3 19.7

YOUTHS SHOE SIZES                          
US YOUTH 1Y 1.5Y 2Y 2.5Y 3Y 3.5Y 4Y 4.5Y 5Y 5.5Y 6Y 6.5Y 7Y
US M / W             W5.5 W6 W6.5 W7 M6 / W7.5 M6.5 / W8 M7 / W8.5
EU YOUTH 32 33 33.5 34 35 35.5 36 36.5 37.5 38 38.5 39 40
EU M / W             W36 W36.5 W37.5 W38 M38.5 / W38.5 M39 / W39 M40 / W40
UK YOUTH 13.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6
UK M / W             W3 W3.5 W4 W4.5 M5.5 / W5 M6 / W5.5 M6 / W6
FOOT (CM) 20.1 20.4 20.8 21.2 21.6 21.9 22.3 22.7 23.1 23.4 23.8 24.2 24.6