We use cookies to improve your browsing experience.Read our Cookie Policy here. Continue
Subscribe to our newsletter for 10% off your first order, loyalty rewards and expert ecommerce advice. With over 2100 products in stock we are sure to have the right product for you.
Call us on 01622 580 100
Email us at [email protected]
My dimensions are:
I'm looking for:
My sizes are:
My dimensions are in:
mmcminchesmetres
BoxesBagsPostal
Minimum Size (My product is this big)Approx Size (Slightly smaller is ok)
Find Products
Or search by Royal Mail postal size:
You are at the 5+ Rate. Add 4 items to boost your savings.
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.
Thank you for your interest, this feature is coming soon.
