Easily create envelopes and liners without all the measurements and tools! Envelope Tear Guides by We R Memory Keepers can do it all. Choose from a variety of envelope sizes to make: A2, A6, A7, A9, 5 3/4, 6 1/2, and Slimline. Then use the address templates to perfectly align and center addresses every single time. You can even add a decorative border with the included templates to add custom details.