Guides, standards, and resources from our envelope manufacturing team.
Introduction The standard business envelope size is #10, measuring 4⅛ inches × 9½ inches. It holds a letter folded into thirds and is the…
Introduction Square envelopes are the invitation world’s signature format — the 5×5 and 6×6 squares that carry wedding invitations, announcements, and greeting cards with…
Introduction An envelope printing machine is industrial equipment — a flexographic or offset press that prints envelopes at production volume. This is a different…
Introduction Digital envelope printing uses toner or inkjet technology to print envelopes without plates — a fundamentally different economics from offset. No plates means…
Introduction A printer for envelopes is any desktop inkjet or laser machine you use to put addresses, return blocks, or light artwork onto envelopes…
Introduction International envelope sizes follow the ISO 269 standard, and the four you meet most are DL, C4, C5, and C6. If your business…
Introduction Envelopes for law firms, realtor envelopes, and medical envelopes are three high-value verticals where the envelope is not just packaging — it carries…
Introduction Direct mail envelope design is the first — and often only — impression your campaign makes before it is opened, recycled, or ignored.…
Introduction Certificate envelopes are a presentation-grade category built to carry documents that matter — diplomas, awards, and achievement certificates — without bending, smudging, or…
Introduction “Printed envelopes” covers every envelope that carries ink beyond a handwritten address — a logo, a return block, a pattern, a full campaign…