Templates
Here are some basic templates for common sizes of mailers for you to download and use in the design of your mail pieces.

5.75 x 4.375 Envelope

4 x 6 Postcard

5.5 x 8.5 Postcard

5.25 x 7.25 Envelope

5 x 7 Postcard

6 x 9 Postcard

6 x 11 Postcard

 8.5 x 11 Half Fold

8.5 x 11 Tri Fold

8.5 x 14 Half Fold

8.5 x 14 Tri Fold

11 x 17 Half Fold

11 x 17 Half Then Half

11 x 17 Tri Fold