Shoe Size Guide & Conversion Chart


All sizes on the asics.co.uk website are listed as UK sizes.

The below size guides are designed to assist you in translating US, EU or CM sizes into UK sizes.

Running : MEN - WOMEN - KIDS - TRACK & FIELD
Other Sports : MEN - WOMEN - KIDS


Running Shoes

MEN                                            
US 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 14 15 16
UK 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 13 14 15
EU 36 37 37.5 38 39 39.5 40 40.5 41.5 42 42.5 43.5 44 44.5 45 46 46.5 47 48 49 50.5 51.5
CM 22.5 23 23.5 24 24.5 25 25.25 25.5 26 26.5 27 27.5 28 28.25 28.5 29 29.5 30 30.5 31 32 33
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WOMEN                              
US 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12
UK 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10
EU 35.5 36 37 37.5 38 39 39.5 40 40.5 41.5 42 42.5 43.5 44 44.5
CM 22 22.5 23 23.5 24 24.5 25 25.25 25.5 26 26.5 27 27.5 28 28.5
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KIDS                                          
US K10 K10H K11 K11H K12 K12H K13 K13H 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7
UK K9 K9H K10 K10H K11 K11H K12 K12H K13 K13.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
EU 27 28 28.5 29.5 30 30.5 31.5 32 32.5 33 33.5 34.5 35 35.5 36 37 37.5 38 39 39.5 40
CM 17 17.75 17.5 18 18.5 19 19.5 19.75 20 20.5 21 21.5 22 22.25 22.5 23 23.5 24 24.5 25 25.5
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TRACK & FIELD                                        
US K12 K13 K13H 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
UK K11 K12 K12H K13 K13H 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
EU 30 30.5 31.5 32.5 33 33.5 34.5 35 35.5 36 37 37.5 38 39 39.5 40 40.5 41 41.5 42 42.5 43
CM 19 19.5 20 20.5 21 21.5 22 22.5 22.8 23 23.5 24 24.5 25 25.25 25.5 26 26.5 27 27.5 28 28.5
US 10.5 11 11.5 12 12.5 13 13.5 14
UK 10 10.5 11 11.5 12 12.5 13 13.5
EU 44.5 45 46 46.5 47 48 48.5 49
CM 28.75 29 29.5 30 30.5 31 31.25 31.5



Core Performance Shoes

MEN                                            
US 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 14 15 16
UK 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 13 14 15
EU 36 37 37.5 38 39 39.5 40 40.5 41.5 42 42.5 43.5 44 44.5 45 46 46.5 47 48 49 50.5 51.5
CM 22.5 23 23.5 24 24.5 25 25.25 25.5 26 26.5 27 27.5 28 28.25 28.5 29 29.5 30 30.5 31 32 33
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WOMEN                                
US 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 13
UK 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5
EU 35.5 36 37 37.5 38 39 39.5 40 40.5 41.5 42 42.5 43.5 44 44.5 45
CM 22 22.5 23 23.5 24 24.5 25 25.25 25.5 26 26.5 27 27.5 28 28.5 29
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KIDS                                          
US K10 K10H K11 K11H K12 K12H K13 K13H 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7
UK K9 K9H K10 K10H K11 K11H K12 K12H K13 K13.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
EU 27 28 28.5 29.5 30 30.5 31.5 32 32.5 33 33.5 34.5 35 35.5 36 37 37.5 38 39 39.5 40
CM 17 17.75 17.5 18 18.5 19 19.5 19.75 20 20.5 21 21.5 22 22.25 22.5 23 23.5 24 24.5 25 25.5