It also won't go for .44 if there is a bulge in the envelope. The envelope has to go through their machine for the $.44 rate.
Originally Posted by marknfran
Originally Posted by Jennifer22206
I'd imagine around 25 or so 5" squares if you're using a card size envelope. I'm sure you can get more in if you put the squares in saran wrap and suck all the air out of it.
Keep in mind you cannot go over the one ounce to send it for 44 cents.