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Brown Large Letter Cardboard Envelopes are a packing room essential; perfect for securely sending a multitude of items through the post in a robust cardboard mailer. Our range of brown large letter cardboard envelopes include a variety of sizes of Amazon style MailJacket envelopes, as well as a range of market-leading ColomPac envelopes, including the CP 010, the strongest cardboard envelopes on the market. Whichever style you choose, we’re confident we’ll have a size for whatever you’re sending, all of our envelopes are super eco-friendly; recyclable, biodegradable, completely plastic free, and made from sustainable materials.
Please note: Large Letter sizing is up to 353 x 250 x 25mm with a 750g weight limit.