To change your subscription preferences for Five Four, you will typically need to access your account on the Five Four website. Once you are logged in, navigate to the account settings or subscription management section, where you should find options to update your preferences. This may include altering your size, changing your shipment frequency, or even modifying your payment information. If you do not see the specific options you are looking for, it might be helpful to review the frequently asked questions section on their website, as it often contains useful information regarding subscription management. Alternatively, the current web page may provide additional guidance on how to make your preferred changes. If you have further questions or require assistance, you may wish to explore the customer service resources available through Five Four's online platform.