Size Guide | New Balance
| MEN'S SHOE SIZE & CONVERSION GUIDE | US MEN | US WOMEN | EU | LENGTH |
| 3.5 | 4 | 5.5 | 36 | 8.7 |
| 4 | 4.5 | 6 | 37 | 8.9 |
| 4.5 | 5 | 6.5 | 37.5 | 9.1 |
| 5 | 5.5 | 7 | 38 | 9.3 |
| 5.5 | 6 | 7.5 | 38.5 | 9.4 |
| 6 | 6.5 | 8 | 39.5 | 9.6 |
| 6.5 | 7 | 8.5 | 40 | 9.8 |
| 7 | 7.5 | 9 | 40.5 | 10 |
| 7.5 | 8 | 9.5 | 41.5 | 10 |
| 8 | 8.5 | 10 | 42 | 10 |
| 8.5 | 9 | 10.5 | 42.5 | 11 |
| 9 | 9.5 | 11 | 43 | 11 |
| 9.5 | 10 | 11.5 | 44 | 11 |
| 10 | 10.5 | 12 | 44.5 | 11 |
| 10.5 | 11 | 12.5 | 45 | 11 |
| 11 | 11.5 | 13 | 45.5 | 12 |
| 11.5 | 12 | 13.5 | 46.5 | 12 |
| 12 | 12.5 | 14 | 47 | 12 |
| 12.5 | 13 | 15 | 47.5 | 12 |
| 13.5 | 14 | - | 49 | 13 |
| 14.5 | 15 | - | 50 | 13 |
| 15.5 | 16 | - | 51 | 13 |
| 16.5 | 17 | - | 52 | 14 |
| 17.5 | 18 | - | 53 | 14 |
| 18.5 | 19 | - | 54 | 15 |
| 19.5 | 20 | - | 55 | 15 |
| WOMEN'S SHOE SIZE & CONVERSION GUIDE | US WOMEN | US MEN | EU | LENGTH |
| 2 | 4 | 2.5 | 34 | 8.3 |
| 2.5 | 4.5 | 3 | 34.5 | 8.5 |
| 3 | 5 | 3.5 | 35 | 8.7 |
| 3.5 | 5.5 | 4 | 36 | 9.3 |
| 4 | 6 | 4.5 | 36.5 | 9.4 |
| 4.5 | 6.5 | 5 | 37 | 9.6 |
| 5 | 7 | 5.5 | 37.5 | 9.8 |
| 5.5 | 7.5 | 6 | 38 | 10 |
| 6 | 8 | 6.5 | 39 | 10 |
| 6.5 | 8.5 | 7 | 40 | 10 |
| 7 | 9 | 7.5 | 40.5 | 11 |
| 7.5 | 9.5 | 8 | 41 | 11 |
| 8 | 10 | 8.5 | 41.5 | 11 |
| 8.5 | 10.5 | 9 | 42.5 | 11 |
| 9 | 11 | 9.5 | 43 | 11 |
| 9.5 | 11.5 | 10 | 43.5 | 12 |
| 10 | 12 | 10.5 | 44 | 12 |
| 10.5 | 12.5 | 11 | 45 | 12 |
| 11 | 13 | 11.5 | 45.5 | 12 |
| 11.5 | 13.5 | 12 | 46 | 12 |
| 12 | 14 | 12.5 | 46.5 | 12 |
| 13 | 15 | 13 | 48 | 13 |
| NEW BALANCE MEN'S APPAREL | CHEST | WAIST | SEAT |
| XS | 33 - 35 | 27 - 29 | 33 - 35 |
| S | 35 - 38 | 29 - 31 | 35 - 38 |
| M | 38 - 41 | 31 - 34 | 38 - 41 |
| L | 41 - 44 | 34 - 37 | 41 - 44 |
| XL | 44 - 48 | 37 - 41 | 44 - 48 |
| XXL | 48 - 53 | 41 - 46 | 48 - 53 |
| 3XL | 53 - 57 | 46 - 50 | 53 - 57 |
| 4XL | 57 - 61 | 50 - 54 | 57 - 61 |
| 5XL | 61 - 65 | 54 - 58 | 61 - 65 |
| NEW BALANCE WOMEN'S APPAREL | CHEST | WAIST | HIP |
| XS (0-2) | 24 - 26 | 30 - 32 | 33 - 35 |
| S (4-6) | 26 - 28 | 32 - 36 | 35 - 38 |
| M (8-10) | 28 - 31 | 36 - 37 | 38 - 40 |
| L (12-14) | 31 - 34 | 37 - 40 | 40 - 42 |
| XL (16-18) | 34 - 38 | 40 - 44 | 42 - 47 |
| XXL (20-22) | 38 - 42 | 44 - 47 | 47 - 50 |
| 1X (16W-18W) | 40 - 44 | 44 - 47 | 41 - 50 |
| 2X (20W-22W) | 44 - 48 | 47 - 52 | 50 - 54 |
| 3X (24W-26W) | 48 - 52 | 52 - 56 | 54 - 58 |
International Conversions
| MEN'S TOPS | CHEST | NECK SIZE | EU | USA |
| S | 36 | 15 | 44 | 36 |
| M | 38 - 40 | 15½ | 46-48 | 38 - 40 |
| L | 42 - 44 | 16-16½ | 50-52 | 42 - 44 |
| XL | 46 | 17 | 54-56 | 46 |
| 2XL | 48 | 17½-18 | 56 | 48 |
| 3XL | 50 - 52 | 18½-19 | 58-60 | 50 - 52 |
| 4XL | 54 - 56 | 19½ | 62-64 | 54 - 56 |
| 5XL | 58 | 20 | 66 | 58 |
| 6XL | 60 - 62 | 20-21½ | 70 | 60 - 62 |
| 7XL | 64 | 23-24 | 72 | 64 |
| MEN'S BOTTOMS | WAIST | EU | USA |
| S | 30 | 46 | 30 |
| M | 32 - 34 | 48-50 | 32 - 34 |
| L | 36 | 52 | 36 |
| XL | 38 - 40 | 54-56 | 38 - 40 |
| 2XL | 42 - 44 | 58-60 | 42 - 44 |
| 3XL | 46 - 48 | 62 | 46 - 48 |
| 4XL | 50 - 52 | 64 | 50 - 52 |
| 5XL | 54 - 56 | 66 | 54 - 56 |
| 6XL | 58 - 60 | 68 | 58 - 60 |
| WOMENS'S TOPS SIZE | UK | EU | USA |
| XS | 8 | 36 | 4 |
| S | 10 | 38 | 6 |
| M | 12 | 40 | 8 |
| L | 14 | 42 | 10 |
| XL | 16 | 44 | 12 |
| XL | 18 | 46 | 14 |
| 2XL | 20 | 48 | 16 |
| WOMEN'S BOTTOMS SIZE | WAIST | UK | EU | USA |
| XS | 26 - 27 | 6-8 | 36 | 4 |
| S | 28 - 29 | 10 | 38 | 6 |
| M | 31 | 12 | 40 | 8 |
| L | 32 | 14 | 42 | 10 |
| XL | 33 | 16 | 44 | 12 |
| XL | 34 | 18 | 46 | 14 |
| 2XL | 35 | 20 | 48 | 16 |