The Original Lettermate is an small addressing guide for those of us that have trouble writing in a straight line.
Made of translucent washable plastic.
The Original Lettermate has 4 evenly spaced slots (e.g., for the address and name).
Fits a wide range of envelopes including square, A7, A6, and 4 Bar sizes.
Size – 12.5 cm x 10 cm