Meet the Serif Cap, feather-light, fast-drying and ready for any session you throw at it. Made from 100% nylon it’s built for long runs, afternoon doubles and everything in between. Featuring an ultra-lightweight five-panel build with laser-cut vents for airflow, it’s secured with a double-bungee cord closure and cord-lock for a dialled-in fit

One size fits most. Handle with sweat.