---
type: guide
title: "Catalog Envelope Printing, Sizes, Closures and Open End Fit"
description: "Catalog envelopes open on the short end. The standard sizes, the four closures, how they differ from booklet envelopes, and the postage line at 6 1/8 inches."
resource: https://www.4over4.com/guide/catalog-envelopes-explained
tags: ["guide"]
generated:
  by: "process:4over4-mapp-build"
  at: 2026-09-16T23:13:27.757Z
timestamp: 2026-09-16T23:13:27.757Z
sources:
  - resource: https://www.4over4.com/guide/catalog-envelopes-explained
    title: "Catalog Envelope Printing, Sizes, Closures and Open End Fit"
status: stable
---

# Catalog Envelope Printing, Sizes, Closures and Open End Fit

Catalog envelopes open on the short end. The standard sizes, the four closures, how they differ from booklet envelopes, and the postage line at 6 1/8 inches.

See [all guide concepts](index.md).

- Page type: guide
- URL: https://www.4over4.com/guide/catalog-envelopes-explained