Men's Sizing Guide
Body Measurement Size
| British UDDA Sizes | XS | S | M | L | XL |
| Chest | 86cm/34ins | 91cm / 36ins | 97cm / 38ins | 102cm / 40ins | 107cm / 42ins |
| Waist | 86cm/34ins | 91cm / 36ins | 96cm / 38ins | 100cm / 39.5ins | 104cm / 41ins |
International Size Conversions
| British UDDA Sizes | XS | S | M | L | XL |
| USA | XXS | XS | S | M | L |
| Europe | 46 | 48 | 50 | 52 | 54 |
| Japan | XS | S | M | L | LL |
| Australia | XS | S | M | L | XL |
| China | S | M | L | XL | XXL |