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Large Letter Cardboard Envelopes are perfect for those looking to keep their items well protected whilst keeping at the smaller end of the Royal Mail postage size scale. Our range of large letter cardboard envelopes includes the excellent quality, highly presentable All Board Envelopes, sturdy Do Not Bend Envelopes, lightweight and low-cost MailJackets, and the strongest corrugated envelopes on the market; rigid cardboard envelopes from ColomPac. All of our large letter cardboard envelopes have a peel and seal adhesive strip close to give a secure closure, and are an excellent eco-friendly packaging choice as they’re recyclable, biodegradable, and made from sustainable materials. All supplied in boxes for easy handling.
Please note: Large Letter sizing is up to 353 x 250 x 25mm with a 750g weight limit.
