Please carefully check your size requirements below to ensure you get the right fit - these jerseys are designed to be a race fit so if you want something looser order the next size up
ALL SIZES ARE IN INCHES
| MEN | XS | S | M | L | XL | 2XL | 3XL |
| Chest | 34 | 36 | 38 | 40 | 42 | 44 | 46 |
| Centre Back (Nape of Neck to Base of Spine-In Riding Position) | 26 | 27 | 28 | 29 | 29 | 29 | 29 |
| Long Sleeve (Armpit to Wrist) | 19 | 20 | 21 | 22 | 22 | 22 | 22 |
| Waist | 28 | 30 | 32 | 34 | 36 | 38 | 40 |
| Shorts (Inside Leg) | 7 | 8 | 9 | 10 | 10 | 10 | 10 |
| WOMEN | UK 6 | UK 8 | UK 10 | UK 12 | UK 14 | UK 16 | XXL/18 |
| Chest | 28 | 30 | 32 | 34 | 36 | 38 | 40 |
| Centre Back (Nape of Neck to Base of Spine-In Riding Position) | 25 | 25 | 26 | 26 | 27 | 27 | 28 |
| Long Sleeve (Armpit to Wrist) | 18 | 18 | 19 | 19 | 20 | 20 | 20 |
| Waist | 22 | 23 | 24 | 26 | 28 | 30 | 32 |
| Shorts (Inside Leg) | 7 | 7 | 7 | 8 | 8 | 9 | 9 |