Customization opens once a month for every member located in the United States, and you will have up to 5 days to make your selections. The date of the start of your customization window is typically the same as your billing date. As soon as your customization window opens, you will receive an email which includes your customization form. You will also be able to access this form in the "Customize" tab of your account page at https://www.birchbox.com/profile/customize.
š Pro Tip: Set a calendar reminder on your phone, so you can log in and snag your favorite selections before items sell out!