Measuring 4 7/8" X 5" these envelopes are great for showing off your cards with thier windowed front panel. They can be used plain or you can stamp them up to match the art work of the card to make a great combination adding extra flair to you gift. 12 for $2.25 with no extra charges. Paypal will be faster however I will honor money orders and checks but they will slow the process. Thank you for looking.