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.
C4 Manilla Board Backed Envelopes are the best solution for sending A4 sized important documents, flat prints or photographs through the post and ensuring they don’t bend whilst in the post. These C4 manilla board backed envelopes combine a strong 120gsm paper front with Please Do Not Bend printed in the bottom left corner for in-transit instructions, and a rigid and robust 1000 micron backing board to ensure your items are kept flat. With a peel and seal adhesive strip closure to make packing fast, giving a strong and reliable seal with no need for extra adhesives. Due to the materials of our C4 manilla board backed envelopes, these envelopes are lightweight and sized to comply with Royal Mail Large Letter sizing to keep your postal costs to a minimum. An excellent eco-friendly solution; completely plastic free, fully recyclable and biodegradable.
Please note: C4 size is up to 229 x 324mm, designed to fit A4 sized items of 210 x 297mm.
Thank you for your interest, this feature is coming soon.
