You don't. Go to the BATFE website for the proper way to mail handguns.
First Class Mail is delivered in three to five days.
4-7 days.
3 days
first class mail is delivered in 3 to 5 days
First class mail delivery takes 3 to 5 days.
First class mail delivery takes 3 to 5 days.
1 to 14 days or more
First Class Mail is delivered in three to five days.
First class mail is delivered in 3 to 5 days
4 days tops, usually 2-3 days tho.
1 to 14 days or more