F-Series Core Size:One Size it fits in perfectly at

it fits in perfectly at the farmer’s market

Fast flow rate: 3L/min – fill up a 1L bottle in just 20 seconds

with an unrelenting focus on comfort and security

you can even hitch up the liner and move around camp – perfect for bathroom breaks

F-Series Core Size:One Size it fits in perfectly atA fresh take on a classic fit The FRACTEL F Series Core Cap brings a refined silhouette to the brands signature performance design. Reworked for a closer, more fitted feel, it features a shorter peak and curved panel structure to boost airflow and packability. The result? A sleek, comfortable cap that performs as good as it looks. Backed by Fractels EYE Guarantee, the F Series Core balances understated style with technical precision the perfect choice