Mens Adventure Hat Size Guide
| SIZE | SMALL | MEDIUM | LARGE/X-LARGE |
| HEAD CIRCUMFERENCE | 21.75-22.5" / 55-57cm | 22.75-23.25" / 57.5-59cm | 23.5-24" / 59.5-61cm |
| FRONT BRIM WIDTH | 3.5" / 9cm | 3.5" / 9cm | 3.5" / 9cm |
| SIDE BRIM WIDTH | 3.25" / 8cm | 3.25" / 8cm | 3.25" / 8cm |
| BACK BRIM LENGTH | 6.75" / 17cm | 6.75" / 17cm | 6.75" / 17cm |
| CROWN DEPTH AT SIDE | 3.5" / 9cm | 3.5" / 9cm | 3.5" / 9cm |