"Open when..." envelopes! These are perfect for military deployments or long distance relationships, etc. I grabbed 10 envelopes and put hand written letters in each of them, some with little treats. I also made an 11th envelope for just pictures!
What I sent my love during Marine Corps bootcamp. He said it got passed around and all his buddies took one :) Marine military love letters milso ideas DIY usmc marine girlfriend fiancé wife army navy Air Force marines soldier