The 16th of each month at 11:59 pm UTC is the cutoff date for each month's box.
If you signup before the 17th of the month, you will receive that month's box. If you sign up on or after the 17th of the month you will receive the next month's box.
- You sign up on January 12th, your first box will ship January 25th.
- You sign up on January 17th at 12:00 pm PT, your first box will ship February 25th.