| Size | A | B | C |
| XS | 20.5 in. | 25.6 in. | 23.6 in. |
| S | 21.3 in. | 26.8 in. | 25.6 in. |
| M | 22.0 in. | 28.3 in. | 26.8 in. |
| L | 22.8 in. | 30.7 in. | 28.3 in. |
| XL | 23.6 in. | 32.3 in. | 29.9 in. |
| Mask Size | Bridle Size | Horse Size |
| XS | Small Pony | 12.2-13.2hh |
| S | Pony | 13.2hh-14.2hh |
| M | Cob | 14.2hh-15.2hh |
| L | Full | 15.2hh-16.2hh |
| XL | X-Full | 16.2-17.2hh |