Click "My Next Box" in your account page to go to the add-to-box menu.
Click any "OPEN" slot to add a product to it for your next box! (NOTE: More slots will unlock each month)
Click "ADD TO BOX" to add the juice you want to the open slot in your box.
You're done! Your juice will ship with your next box! You can have us send your box right away by clicking "SEND NOW."