Board Backed Envelopes, All Board and LP Mailers

All board envelopes feature 350gsm board on both sides, offering rigid protection against creasing and bending. Available in sizes C4, C5, and 12" LP mailer, they’re ideal for high-quality presentation and safe mailing of items such as CDs, DVDs, and prints.

Board-backed envelopes, available in sizes C3, C4, C5, and C6, combine a strong cardboard back with a paper front and are clearly printed with "Please Do Not Bend" to ensure careful handling. Designed to provide maximum protection for documents, photos, and delicate items during postage.