--- title: "Manilla Board Back Envelopes | Packaging Panda" url: https://www.packagingpanda.co.uk/manilla-board-back-envelopes.html description: "Manilla rigid board back envelopes for protecting flat items, photos and certificates in transit. Free delivery over £150." lang: en-GB --- 10% Off Your First Order – 10% Off First Order – Use Code WELCOME10 sales@packagingpanda.co.uk Email Us (sales@packagingpanda.co.uk) My Account: https://www.packagingpanda.co.uk/account Sign In: https://www.packagingpanda.co.uk/account/login Create Account: https://www.packagingpanda.co.uk/account/register Home (https://www.packagingpanda.co.uk/)› Card Backed Envelopes (https://www.packagingpanda.co.uk/card-backed-envelopes.html)› Card Backed Envelopes Image: Card Backed Envelopes — bespoke custom packaging from Packaging Panda (https://www.packagingpanda.co.uk/images/products/manilla-board-back-envelopes.webp) # Card Backed Envelopes Manilla rigid board back envelopes for protecting flat items, photos and certificates in transit. Free delivery over £150. - Rigid card backing to prevent bending - "Do Not Bend" printed on the front - Peel-and-seal closure for secure mailing - Ideal for important documents, photographs, and prints ● In stock Free delivery All orders over £150 Next day delivery Order before 2pm Five-star rated 1,000+ UK businesses Live chat support Instant response Bespoke service Custom sizes & print | Image | Length | Width | Appearance | Pack qty | SKU | Price Per Envelope (Ex VAT) | | | | Quantity | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 Pack | 2-4 Packs | 5-9 Packs | 10+ Packs | | | | | | | | | Image: Card Backed Envelopes — C6 Manilla Board Back Envelope — 114 × 165 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c6-manilla-board-back-envelope-165x114mm.webp) | 114mm | 165mm | C6 Manilla Board Back Envelope | 250 | WPABB0001 | 8.4p | 6.4p Save 24% | 5.4p Save 35% | 4.9p Save 42% | | | Image: Card Backed Envelopes — C5 Manilla Board Backed Envelope — 229 × 162 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c5-manilla-board-backed-envelope-162x229mm.webp) | 229mm | 162mm | C5 Manilla Board Backed Envelope | 125 | WPABB0002 | 9.9p | 8.7p Save 12% | 8.4p Save 15% | 8.1p Save 19% | | | Image: Card Backed Envelopes — Manilla Board Back Envelope — 238 × 163 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-manilla-board-back-envelope-163x238mm.webp) | 238mm | 163mm | Manilla Board Back Envelope | 125 | WPABB0004 | 10.3p | 8.8p Save 15% | 8.6p Save 17% | 8.5p Save 18% | | | Image: Card Backed Envelopes — Manilla Board Back Envelope — 241 × 178 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-manilla-board-back-envelope-178x241mm.webp) | 241mm | 178mm | Manilla Board Back Envelope | 125 | WPABB0005 | 10.7p | 10.3p Save 3% | 10.3p Save 3% | 8.7p Save 19% | | | Image: Card Backed Envelopes — C4 Manilla Board Back Envelope - 500gsm — 324 × 229 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c4-manilla-board-back-envelope-500gsm-229x324mm.webp) | 324mm | 229mm | C4 Manilla Board Back Envelope - 500gsm | 125 | WPABB0006 | 15.2p | 12.6p Save 17% | 12.1p Save 21% | 11.8p Save 22% | | | Image: Card Backed Envelopes — Manilla Board Back Envelope — 352 × 249 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-manilla-board-back-envelope-249x352mm.webp) | 352mm | 249mm | Manilla Board Back Envelope | 125 | WPABB0008 | 16.9p | 14.9p Save 12% | 15p Save 11% | 13.4p Save 21% | | | Image: Card Backed Envelopes — C3 Manilla Board Back Envelope — 457 × 324 mm (https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c3-manilla-board-back-envelope-324x457mm.webp) | 457mm | 324mm | C3 Manilla Board Back Envelope | 50 | WPABB0009 | 36.5p | 30.9p Save 15% | 24.9p Save 32% | 23.8p Save 35% | | ↑ Click any row to see size diagram, scale reference, and add to cart ### You may also like * * * White Board Back Envelopes: https://www.packagingpanda.co.uk/white-board-back-envelopes.html Book Wrap Mailers: https://www.packagingpanda.co.uk/book-wrap-mailers.html Paper Printed Document Wallets: https://www.packagingpanda.co.uk/paper-printed-document-wallets.html Corrugated Cardboard Envelopes: https://www.packagingpanda.co.uk/corrugated-cardboard-envelopes.html ## Hard Card Backed Envelopes Packaging Panda's carded envelopes are PEFC and FSC certified and crafted from strong, eco-friendly brown paper that's both reusable and recyclable. Designed for convenience, each envelope includes a secure peel-and-seal strip for quick and easy closure. These rigid mailers come printed with a clear "Please do not bend" message, making them ideal for protecting delicate contents like photos, certificates, documents, and invitations during storage or transit. The sturdy board backing ensures your items remain flat and undamaged. **Pro tip:** Choose a card-backed mailer at least 10mm larger than your contents to allow for a snug yet safe fit. ## Environmentally Friendly Board Back Envelopes Our FSC-certified board-backed envelopes are made from materials sourced from responsibly managed forests, making them a sustainable and eco-conscious packaging choice. Designed for strength and reliability, they're ideal for mailing documents, postcards, photographs, and other flat items that need added protection while in transit. ## Bespoke Board Backed Envelope Options If you're looking for a personalised touch, our bespoke board-backed envelopes are the perfect solution. We offer custom sizes, printing, and branding to suit your exact requirements—ideal for businesses that want their packaging to reflect their identity. Maintain protection and professionalism with envelopes tailored specifically to your needs. ## Card Backed Envelopes – Manilla Board Backed Mailers Protect important documents from bends and creases with Packaging Panda's card backed envelopes. Made from durable paper and reinforced with a strong Manilla board backing, these mailers are ideal for shipping certificates, photos, and other delicate items. **Do Not Bend Mailer Envelopes** Each envelope is clearly printed with **"Please Do Not Bend"**, reminding handlers to treat contents with care. Easy to pack and seal with a secure peel-and-seal strip, our board backed envelopes are available in a range of sizes, including C3, C4, C5, and C6. They fit through standard letterboxes and help reduce postage costs thanks to their slim profile. We use cookies to improve your experience. Privacy Policy (https://www.packagingpanda.co.uk/privacy-policy) ## Structured data ```json [ { "@context": "https://schema.org", "@type": "Organization", "name": "Packaging Panda", "url": "https://www.packagingpanda.co.uk", "logo": "https://www.packagingpanda.co.uk/apple-touch-icon.png" }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.packagingpanda.co.uk/" }, { "@type": "ListItem", "position": 2, "name": "Card Backed Envelopes", "item": "https://www.packagingpanda.co.uk/card-backed-envelopes.html" }, { "@type": "ListItem", "position": 3, "name": "Card Backed Envelopes", "item": "https://www.packagingpanda.co.uk/manilla-board-back-envelopes.html" } ] }, { "@context": "https://schema.org/", "@type": "Product", "@id": "https://www.packagingpanda.co.uk/manilla-board-back-envelopes.html#product", "name": "Card Backed Envelopes", "image": [ "https://www.packagingpanda.co.uk/images/products/manilla-board-back-envelopes.webp", "https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c6-manilla-board-back-envelope-165x114mm.webp", "https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c5-manilla-board-backed-envelope-162x229mm.webp", "https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-manilla-board-back-envelope-163x238mm.webp", "https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-manilla-board-back-envelope-178x241mm.webp", "https://www.packagingpanda.co.uk/images/variants/manilla-board-back-envelopes-c4-manilla-board-back-envelope-500gsm-229x324mm.webp" ], "description": "Manilla rigid board back envelopes for protecting flat items, photos and certificates in transit. Free delivery over £150.", "sku": "WPABB0001", "mpn": "WPABB0001", "brand": { "@type": "Brand", "name": "Packaging Panda" }, "offers": { "@type": "Offer", "url": "https://www.packagingpanda.co.uk/manilla-board-back-envelopes.html", "priceCurrency": "GBP", "price": "0.05", "priceValidUntil": "2027-03-31", "itemCondition": "https://schema.org/NewCondition", "availability": "https://schema.org/InStock", "shippingDetails": { "@type": "OfferShippingDetails", "shippingRate": { "@type": "MonetaryAmount", "value": "0", "currency": "GBP" }, "shippingDestination": { "@type": "DefinedRegion", "addressCountry": "GB" }, "deliveryTime": { "@type": "ShippingDeliveryTime", "handlingTime": { "@type": "QuantitativeValue", "minValue": 0, "maxValue": 1, "unitCode": "DAY" }, "transitTime": { "@type": "QuantitativeValue", "minValue": 1, "maxValue": 3, "unitCode": "DAY" } } }, "hasMerchantReturnPolicy": { "@type": "MerchantReturnPolicy", "applicableCountry": "GB", "returnPolicyCategory": "https://schema.org/MerchantReturnFiniteReturnWindow", "merchantReturnDays": 30, "returnMethod": "https://schema.org/ReturnByMail", "returnFees": "https://schema.org/FreeReturn" } } } ] ```