This Jack Pyke size guide gives you clear measurements for men’s, women’s, and kids’ clothing. Use it to match chest, waist, and age-based sizes to UK standards. If you’re unsure of your size, measure first using the simple guide below.
Mens Clothing Size Guide
| Size | Small | Medium | Large | XL | XXL | 3XL |
|---|---|---|---|---|---|---|
| Chest (inches, approx) | 38–40” | 40–42” | 42–44” | 44–46” | 46–48” | 48–50” |
Mens Trousers Size Guide
| Size | 2XS | XS | S | M | L | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|---|
| Waist (inches) | 26–28” | 28–30” | 30–32” | 32–34” | 34–36” | 36–38” | 38–42” | 42–44” |
| Waist (cm) | 66–71 | 71–76 | 76–81 | 81–86 | 86–91 | 91–96 | 96–106 | 106–112 |
Womens Clothing Size Guide
| UK Size | Size | Chest (inches, approx) |
|---|---|---|
| 8 | XS | 36–38” |
| 10 | Small | 38–40” |
| 12 | Medium | 40–42” |
| 14 | Large | 42–44” |
| 16 | XL | 44–46” |
| 18 | XXL | 46–48” |
Footwear Size Guide
| Region | UK 6 | UK 7 | UK 8 | UK 9 | UK 10 | UK 11 | UK 12 | UK 13 |
|---|---|---|---|---|---|---|---|---|
| UK | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| EU | 39 | 41 | 42 | 43 | 44 | 45 | 46 | 47 |
| USA | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
Hat Size Guide
| Size | XS | S | M | L | XL | 2XL |
|---|---|---|---|---|---|---|
| Circumference (cm) | 57 | 58 | 59 | 60 | 61 | 62 |
| Circumference (inches) | 22 2/8 | 22 5/8 | 23 | 23 4/8 | 23 7/8 | 24 2/8 |
Junior Size Guide
| Age | 3–4 yrs | 6–7 yrs | 8–9 yrs | 10–11 yrs | 12–13 yrs |
|---|---|---|---|---|---|
| Size | XS | S | M | L | XL |
| Jacket (inches) | 20–22” | 22–24” | 24–26” | 26–28” | 28–32” |
| Jacket (cm) | 51–56 | 56–61 | 61–66 | 66–71 | 71–81 |
| Trousers (inches) | 16–18” | 18–22” | 20–24” | 24–26” | 26–28” |
| Trousers (cm) | 41–46 | 46–56 | 51–61 | 61–66 | 66–71 |
Fit Tips
- If you’re between sizes on chest/waist, pick the larger for layering underneath.
- Some waterproof or insulated layers may fit slightly larger to allow room for mid layers.
- For boots, go with your normal UK shoe size unless you’re wearing thick socks.





