Measurements refer to body size, not garment dimensions, and are in inches, unless otherwise noted.
| Size | Adult Head Circumference |
Women's |
|---|---|---|
| One Size | 21¾"-24" | 21¼"-23¼" |
| Small/Medium | 21¾"-22¾" | 21¼"-22" |
| Large/X-Large | 22¾"-24" | 22"-23¼" |
Fit Guide
Though each Patagonia® product is designed and shaped specifically for its intended use, we can generalize our fit descriptions in three ways:

Low Crown

Mid Crown

High Crown