Size Guide
Please use the below sizing chart as a guide to the fit of JKA clothing.
For additional guidance we also state on each product the sizing of the model and the size of the garment shown.
Men's
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| SIZE GUIDE | JEANS AND TROUSERS | CHEST (UK/US/EU) | CHEST (AU) |
| XS | W28" / L30" | 34" - 36" | 44" - 46" |
| S | W30" / L31" | 36" - 38" | 46" - 48" |
| M | W32" / L32" | 38" - 40" | 48" - 50" |
| L | W34" / L33' | 40" - 42" | 50" - 52" |
| XL | W36" / L34" | 42" - 44" | 52" - 54" |
Women's
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| INTERNATIONAL SIZES | BUST | WAIST | HIP | INSIDE LEG | |
| XS | UK 6 = EU 34 / US 2 | 79 - 82 CM / 31" - 32" | 64 - 66 CM / 25.2" - 26" | 89 - 92 CM / 35" - 36.5" | 78 CM / 30.70" |
| S | UK 8 = EU 36 / US 4 | 83 - 86 CM / 32.4" - 33.4" | 67 - 70 CM / 26" - 26.8" | 93 - 96 CM / 39.8" - 40" | 78.5 CM / 40" |
| M | UK 10 = EU 38 / US 6 | 87 - 90 CM / 33.8" - 34.8" | 71 - 74 CM / 26.8" - 27.6" | 97 - 100 CM / 40.4" - 41.6" | 79" CM / 40.3" |
| L | UK 12 = EU 40 / US 8 | 91 - 94 CM / 34.2" - 35.2" | 75 - 78 CM / 27.6" - 28.2" | 101 - 104 CM / 42" - 43.5" | 79.5 CM / 40.6" |
| XL | UK 14 = EU 42 / US 10 | 95 - 98 CM / 35.6" - 36.6" | 79 - 82 CM / 28.2" - 29" | 105 - 107 CM / 43.9" - 45.4" | 80 CM / 40.9" |