- 55% Wool, 45% Acrylic; Headband: 100% Nylon
- No Closure closure
- Hand Wash
- Knitted stretch comfort fit sweatband
The seamless wool 507 presents the original 507 cap without the seamed side panels. The 507’s ergonomic fit is a melding of the classic 504 cap and the fit of a baseball. Made using a seamless knitted blocked wool fabric.