Number 10 Window Envelope Template. The return address and send to address are printed on the letter, not on the envelope. One of the unique things that separate window envelopes C envelope size is basically the geometric mean of sizes "A" and "B" of the same number.
The higher the number, the thicker the paper or cardstock.
To set up an envelope in Docs, you'll need the add-on for Docs called Envelopes.
An envelope is a common packaging item, usually made of thin flat material. Download Window envelope stock vectors at the best vector graphic agency with millions of premium high quality, royalty-free stock vectors, illustrations and cliparts at reasonable prices. Make a great first impression with this business envelope and letter template.