Size Guide
Wyeth hats are One Size (O/S) and measure at 57cm, unless otherwise marked.
Each hat has a velcro adjuster strap on the inside of the cotton twill sweatband by the WYETH logo and sizing tags.
![](https://cdn.shopify.com/s/files/1/1118/6222/files/IMG_1689_600x600.jpg?v=1582526484)
![](https://cdn.shopify.com/s/files/1/1118/6222/files/IMG_1688_600x600.jpg?v=1582526448)
Wyeth hats are One Size (O/S) and measure at 57cm, unless otherwise marked.
Each hat has a velcro adjuster strap on the inside of the cotton twill sweatband by the WYETH logo and sizing tags.