Here's the box that the baby annoucements are going to be delivered in.
I shared this project for the stamp and share earlier this month.
Here are the measurements:
Base: 9 3/4 x 8 1/4
Score at 1 1/2" on each side
Lid: 8 7/8 x 7 3/8
Score at 1" on each side
Here's a link to the original post that I found: Midnight Scramper