--- product_id: 454042088 title: "Postmaster A5 C5 Do Not Bend Board Back Envelopes 229 x 162 mm Peel Seal 50 Pack, Brown" brand: "postmaster" price: "AED 93" currency: AED in_stock: true reviews_count: 11 category: "Postmaster" url: https://www.desertcart.ae/products/454042088-postmaster-a5-c5-do-not-bend-board-back-envelopes-229 store_origin: AE region: United Arab Emirates --- # Precise A5/C5 sizing PEFC-certified sustainable Rigid board-backed protection Postmaster A5 C5 Do Not Bend Board Back Envelopes 229 x 162 mm Peel Seal 50 Pack, Brown **Brand:** postmaster **Price:** AED 93 **Availability:** βœ… In Stock ## Summary > πŸ“¬ Send with confidence, arrive with impact. ## Quick Answers - **What is this?** Postmaster A5 C5 Do Not Bend Board Back Envelopes 229 x 162 mm Peel Seal 50 Pack, Brown by postmaster - **How much does it cost?** AED 93 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/454042088-postmaster-a5-c5-do-not-bend-board-back-envelopes-229) ## Best For - postmaster enthusiasts ## Why This Product - Trusted postmaster brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Eco-Conscious Choice:** PEFC-certified materials supporting sustainable forest management. - β€’ **Perfect Fit Every Time:** Sized for A5 sheets or folded A4, optimized for single 1st/2nd class stamp postage. - β€’ **Seal & Send in Seconds:** Strong self-seal adhesive strip for hassle-free, secure closure. - β€’ **Trusted by Professionals:** Manufactured for top UK organizations and thousands of businesses alike. - β€’ **Unmatched Document Defense:** Hard board backing ensures zero bends or creases during transit. ## Overview This 50-pack of Postmaster A5 board-backed envelopes offers robust protection for important documents like legal papers and photos. Designed to fit A5 sheets or folded A4, they are optimized for standard UK postage with a secure self-seal closure. Made from PEFC-certified sustainable cardstock, these envelopes combine eco-friendly credentials with professional-grade durability, trusted by major UK organizations and small businesses alike. ## Description Postmaster A5 C5 Do Not Bend Board Back Envelopes 229 x 162 mm Peel Seal 50 Pack, Brown : desertcart.co.uk: Stationery & Office Supplies Review: Does exactly what it says, strong and reliable - These board back envelopes are exactly what you want if you need to post documents safely. They are sturdy, keep contents flat, and do a good job of preventing bends during transit. The board backing is strong enough to protect papers without being overly thick or bulky. They are easy to seal, the sizing is accurate, and they feel well made overall. I have used them for posting important documents and they have arrived in good condition. If you need reliable envelopes that do what they are meant to do, these are a solid choice. Great value and no complaints. Review: Send items with ease of mind - I’ve been using C5 cardboard envelopes for a few months now, and they’ve quickly become my go-to choice for mailing documents, photos, and small prints. The quality is outstanding β€” the cardboard is sturdy and gives a reassuring level of protection during transit. I’ve never had issues with bending or creasing, even when sending more delicate items. The size is just right for A5 documents or folded A4 sheets, making them super versatile for both personal and professional use. The self-seal adhesive strip is strong and secure, saving me time and hassle. Overall, these envelopes are reliable, professional-looking, and worth every penny. Highly recommended for anyone who wants peace of mind when sending important items ## Features - HARD BOARD-BACKED PROTECTION - Essential for Important Documents such as legal papers, photographs, certificates, passports - C5 ENVELOPE - Designed to take sheets of A4 Paper folded in half, or sheets of A5 paper unfolded. Designed to be sent using a single 1st Class or 2nd Class Stamp (max 100g) - DO NOT BEND - written clearly on the Envelope to help ensure your mail gets couriered through the postal system without being folded or damaged - PEFC-CERTIFIED FOR SUSTAINABILITY - PEFC is a European based Forest certification system, that allows small- and family forest owners to demonstrate their excellence in sustainable forest management - POSTMASTER - we manufacture millions of Envelopes for some of Britain's biggest Organisations as well as for thousands of small, home based businesses ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B2PX3XDQ | | Best Sellers Rank | 349 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 15 in Envelopes | | Brand Name | Postmaster | | Closure Type | Self-Seal | | Colour | Hardback A5 | | Country Of Origin | Poland | | Customer Reviews | 4.6 4.6 out of 5 stars (936) | | Item Dimensions L x W | 22.9L x 16.2W centimetres | | Item Shape | Rectangular | | Manufacturer | Bong | | Material Type | Cardstock | | Number of Items | 50 | | Occasion | Formal | | Occasion Type | Anytime, Business, Formal | | Recommended Uses For Product | Photos, post | | Size | Board Backed | | Special Features | Self Seal | | Style | A5 | | Unit Count | 50.0 Count | ## Product Details - **Brand:** Postmaster - **Closure type:** Self-Seal - **Colour:** Hardback A5 - **Material:** Cardstock - **Occasion:** Formal ## Images ![Postmaster A5 C5 Do Not Bend Board Back Envelopes 229 x 162 mm Peel Seal 50 Pack, Brown - Image 1](https://m.media-amazon.com/images/I/61M6Cv2Ts3L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Does exactly what it says, strong and reliable *by D***B on 26 December 2025* These board back envelopes are exactly what you want if you need to post documents safely. They are sturdy, keep contents flat, and do a good job of preventing bends during transit. The board backing is strong enough to protect papers without being overly thick or bulky. They are easy to seal, the sizing is accurate, and they feel well made overall. I have used them for posting important documents and they have arrived in good condition. If you need reliable envelopes that do what they are meant to do, these are a solid choice. Great value and no complaints. ### ⭐⭐⭐⭐⭐ Send items with ease of mind *by C***E on 20 May 2025* I’ve been using C5 cardboard envelopes for a few months now, and they’ve quickly become my go-to choice for mailing documents, photos, and small prints. The quality is outstanding β€” the cardboard is sturdy and gives a reassuring level of protection during transit. I’ve never had issues with bending or creasing, even when sending more delicate items. The size is just right for A5 documents or folded A4 sheets, making them super versatile for both personal and professional use. The self-seal adhesive strip is strong and secure, saving me time and hassle. Overall, these envelopes are reliable, professional-looking, and worth every penny. Highly recommended for anyone who wants peace of mind when sending important items ### ⭐⭐⭐⭐⭐ Good Quality and Value *by E***3 on 9 January 2026* Perfect size for "small letter" sized postage items (as long as the contents are light enough for the package to remain in that category). Sturdy, would recommend. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ae/products/454042088-postmaster-a5-c5-do-not-bend-board-back-envelopes-229](https://www.desertcart.ae/products/454042088-postmaster-a5-c5-do-not-bend-board-back-envelopes-229) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-04-22*