All cards come with envelopes.

4" x 5" with 3" x 4"
Rectangular Opening
$8.00 for 5 Cards

5" x 7" with 3.5" x 5.5" Rectangular Opening
$8.00 for 5 Cards

4" x 5" Cards
with Oval Opening
$8.00 for 5 Cards

5" x 5" Cards
with Square Opening
$8.00 for 5 Cards

5" x 7" Cards
with Oval Opening
$8.00 for 5 Cards

Not sure which size card to buy?
These templates help align and size designs for all card openings
templates.zip
template directions.txt