Seirus Head-Wear Size Chart
Seirus Headwear Sizing Information
| Size | Hat Size | Head Circumference (in.) |
|---|---|---|
| XS / Jr | 6 1/2 - 6 7/8 | 20 7/8 - 21 1/4 |
| S | 6 7/8 - 7 | 21 1/4 - 22 |
| M | 7 - 7 1/4 | 22 - 22 3/4 |
| S / M | 6 7/8 - 7 1/4 | 21 1/4 - 22 3/4 |
| L | 7 1/4 - 7 1/2 | 22 3/4 - 23 5/8 |
| XL | 7 1/2 - 7 3/4 | 23 5/8 - 24 1/4 |
| L / XL | 7 1/4 - 7 3/4 | 22 3/4 - 24 1/4 |