Envelopes are the printed containers for wrapper or covering of your documents or letters for shipping and mailing. Any business or company, connected to a postal letters or mailing, is required envelopes. So why not print a custom printed envelope with your company logo and address. Since envelopes are a necessity for business communications around the globe so if these are printed with company logo or brand name, these will promote the value of your brand in your customer’s view. An envelope can also printed with a thin cellophane window, to view the internal documents without open the envelope seal, if you have variable addresses printed on internal documents for reference purpose.