The Vans Authentic is a lace-up, low top shoe with classic stitching, flag branding, and a waffle thread sole for firmer grip.
| US MENS/ HOMMES | 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 | 16 |
| UK | 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 | 12 | 13 | 14 | 15 |
| EUR | 34.5 | 35 | 36 | 36.5 | 37 | 38.5 | 29 | 40 | 40.5 | 41 | 42 | 43 | 44 | 44.5 | 44 | 44.5 | 45 | 46 | 47 | 48 | 49 | 50 |
| CM | 21.5 | 22 | 22.5 | 23 | 23.5 | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27 | 27.5 | 28 | 28.5 | 29 | 29.5 | 30 | 31 | 32 | 33 | 34 |
| US WOMEN/ FEMMES | 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 | 34.5 | 35 | 36 | 36.5 | 37 | 38 | 38.5 | 39 | 40 | 40.5 | 41 | 42 | 42.5 | 43 | 44 |
| CM | 21.5 | 22 | 22.5 | 23 | 23.5 | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27 | 27.5 | 28 | 28.5 |
|
US KIDS/YOUTH/MISSY ENFANTS/JEUNES GARÇONS/JEUNES FILLES |
10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 |
|
UK |
10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 1 | 1.5 | 2 | 2.5 | 3.5 | 3 |
|
EUR |
27 | 27.5 | 28 | 29 | 30 | 30.5 | 31 | 31.5 | 32 | 32.5 | 33 | 34 | 34.5 | 35 |
|
CM |
16.5 | 16.5 | 17 | 17.5 | 18 | 18.5 | 18.5 | 19 | 19.5 | 20 | 20.5 | 21 | 21.5 | 22 |
| US BOYS/GARÇONS | 3.4 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 |
| UK | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 |
| EUR | 34.5 | 35 | 36 | 36.5 | 37 | 38 | 38.5 | 39 |
| CM | 21.5 | 22 | 22.5 | 23 | 23.5 | 24 | 24.5 | 25 |
| US TODDLERS/BAMBINS BÉBÉS | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 |
| UK | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 |
| EUR | 17 | 17.5 | 18 | 18.5 | 19 | 20 | 21 | 21.5 | 22 | 22.5 | 23.5 | 24 | 24.5 | 25 | 25.5 |
| CM | 9 | 9.5 | 10 | 10.5 | 10.5 | 11 | 11.5 | 12 | 12 | 12.5 | 13 | 13.5 | 14 | 14.5 | 15 |
| US INFANTS/NOURISSONS | 0 | 1 | 2 | 3 | 4 |
| UK | 0 | 0.5 | 1.5 | 2.5 | 3.5 |
| EUR | 15 | 16 | 17 | 18 | 19 |
| CM | 8 | 8.5 | 9 | 10 | 10.5 |
