SIZE GUIDE
Our jerseys are a regular fit. If you’re between sizes, size up. Wrong size? Swap it within 30 days and we post the new size free.
FIND YOUR SIZE IN 10 SECONDS
Measure around the fullest part of your chest, under your arms.
ADULT SIZES
| Size | Your chest (cm) | Your chest (inches) |
|---|---|---|
| S | 86–91 | 34–36 |
| M | 96–101 | 38–40 |
| L | 106–111 | 42–44 |
| XL | 116–121 | 46–48 |
| 2XL | 126–132 | 50–52 |
| 3XL | 136–142 | 54–56 |
These are body measurements, not the jersey laid flat. Measure around the fullest part of your chest, under your arms, keeping the tape level and snug but not tight.
Still not sure? Email hello@retrogaa.ie with your height and usual size and we’ll tell you which to order.