{"product_id":"custom-printed-capacity-book-mailers","title":"Customised Printed Capacity Book Mailers","description":"\u003ch2 class=\"producth2\"\u003eFull-Colour Personalised Capacity Book Mailers\u003c\/h2\u003e\n\u003cp\u003eSend your items securely and in style with our custom printed capacity book mailers – lightweight, letterbox-friendly, and built to protect documents, prints, books, stationery and other flat or slim products in transit. These strong mailers give your packaging a professional branded finish, helping your parcels arrive safely while keeping postage costs under control.\u003c\/p\u003e\n\u003cp\u003eManufactured from durable corrugated board, capacity book mailers are designed to hold contents snugly and reduce movement during delivery. Their clever capacity style offers extra protection for items with depth, while still staying within Royal Mail’s Large Letter size criteria where applicable. Supplied flat-packed, they assemble quickly and make day-to-day fulfilment faster and tidier.\u003c\/p\u003e\n\u003cul class=\"productbullets\"\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eVibrant full-colour print:\u003c\/span\u003e Add your logo, artwork or messaging in sharp digital colour to make every mailer instantly recognisable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e5-star rated quality:\u003c\/span\u003e Trusted by businesses for consistent protection and premium print results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003ePrinted proof \u0026amp; satisfaction guarantee:\u003c\/span\u003e Approve a full printed sample of your capacity book mailer before we go into full production.*\u003cbr\u003e\u003cspan class=\"font10\"\u003e*Please note this excludes printed single sample orders.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eFast turnaround:\u003c\/span\u003e Printed and delivered in as little as a few days to keep your dispatch running smoothly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eUK made \u0026amp; printed:\u003c\/span\u003e Both manufactured and printed in the UK, helping reduce transport mileage and carbon footprint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eFSC® certified materials:\u003c\/span\u003e Produced using responsibly sourced board with 60%–90% recycled content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eRoyal Mail Large Letter friendly:\u003c\/span\u003e Designed to meet Large Letter size criteria and fit through most standard letterboxes – reducing failed deliveries and improving customer convenience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eProtective corrugated build:\u003c\/span\u003e Lightweight yet rigid construction helps prevent bending, creasing and impact damage in transit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eSimple size guidance:\u003c\/span\u003e Capacity book mailer sizes shown are internal dimensions listed as \u003cspan class=\"bold\"\u003eWidth x Length\u003c\/span\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"producth3\"\u003eConsidering a printed sample?\u003c\/h3\u003e\n\u003cp\u003eWe offer an optional printed sample so you can confirm colour quality, print sharpness and suitability before ordering in larger quantities. When you proceed with a full order of the same design, we will refund the cost of the sample.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"bold\"\u003ePlease note:\u003c\/span\u003e Minor branding or barcodes may appear on the capacity book mailer. Images shown are for guidance only and the supplied product may differ slightly.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"bold\"\u003eDue to manufacturing tolerances, actual item dimensions may vary by 10–20mm. If sizing accuracy is essential, we recommend ordering a sample before placing a larger order.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"producth3\"\u003eAuthentic Product Photography\u003c\/h3\u003e\n\u003cp\u003eAll images displayed on Parcelsend UK represent genuine printed jobs we have produced. No visuals on this page are created or enhanced using AI - every photograph is taken from real customer orders to give you an honest representation of print quality and finish.\u003c\/p\u003e\u003cdiv id=\"zakeke-product-tag\" style=\"display:none\" data-product-id=\"15234541388151\" data-enviroment=\"Customizer\"\u003e\u003c\/div\u003e","brand":"Parcelsend UK","offers":[{"title":"180mm x 235mm \/ Standard Solid Board \/ Front Side Only","offer_id":56154814251383,"sku":"MCP-CBM-1-PF-PSUK","price":0.44,"currency_code":"GBP","in_stock":true},{"title":"180mm x 235mm \/ Standard Solid Board \/ Rear Side Only","offer_id":56154814284151,"sku":"MCP-CBM-1-PR-PSUK","price":0.44,"currency_code":"GBP","in_stock":true},{"title":"180mm x 235mm \/ Standard Solid Board \/ Front \u0026 Rear Sides","offer_id":56154814316919,"sku":"MCP-CBM-1-P2-PSUK","price":0.55,"currency_code":"GBP","in_stock":true},{"title":"180mm x 235mm \/ Premium Corrugated \/ Front Side Only","offer_id":56154814349687,"sku":"MCP-BOOK180-PC-PF-PSUK","price":0.52,"currency_code":"GBP","in_stock":true},{"title":"180mm x 235mm \/ Premium Corrugated \/ Rear Side Only","offer_id":56154814382455,"sku":"MCP-BOOK180-PC-PR-PSUK","price":0.52,"currency_code":"GBP","in_stock":true},{"title":"180mm x 235mm \/ Premium Corrugated \/ Front \u0026 Rear Sides","offer_id":56154814415223,"sku":"MCP-BOOK180-PC-P2-PSUK","price":0.65,"currency_code":"GBP","in_stock":true},{"title":"194mm x 292mm \/ Standard Solid Board \/ Front Side Only","offer_id":56154814447991,"sku":"MCP-CBM-2-PF-PSUK","price":0.52,"currency_code":"GBP","in_stock":true},{"title":"194mm x 292mm \/ Standard Solid Board \/ Rear Side Only","offer_id":56154814480759,"sku":"MCP-CBM-2-PR-PSUK","price":0.52,"currency_code":"GBP","in_stock":true},{"title":"194mm x 292mm \/ Standard Solid Board \/ Front \u0026 Rear Sides","offer_id":56154814513527,"sku":"MCP-CBM-2-P2-PSUK","price":0.65,"currency_code":"GBP","in_stock":true},{"title":"194mm x 292mm \/ Premium Corrugated \/ Front Side Only","offer_id":56154814546295,"sku":"MCP-BOOK194-PC-PF-PSUK","price":0.59,"currency_code":"GBP","in_stock":true},{"title":"194mm x 292mm \/ Premium Corrugated \/ Rear Side Only","offer_id":56154814579063,"sku":"MCP-BOOK194-PC-PR-PSUK","price":0.59,"currency_code":"GBP","in_stock":true},{"title":"194mm x 292mm \/ Premium Corrugated \/ Front \u0026 Rear Sides","offer_id":56154814611831,"sku":"MCP-BOOK194-PC-P2-PSUK","price":0.74,"currency_code":"GBP","in_stock":true},{"title":"234mm x 334mm \/ Standard Solid Board \/ Front Side Only","offer_id":56154814644599,"sku":"MCP-CBM-3-PF-PSUK","price":0.63,"currency_code":"GBP","in_stock":true},{"title":"234mm x 334mm \/ Standard Solid Board \/ Rear Side Only","offer_id":56154814677367,"sku":"MCP-CBM-3-PR-PSUK","price":0.63,"currency_code":"GBP","in_stock":true},{"title":"234mm x 334mm \/ Standard Solid Board \/ Front \u0026 Rear Sides","offer_id":56154814710135,"sku":"MCP-CBM-3-P2-PSUK","price":0.79,"currency_code":"GBP","in_stock":true},{"title":"234mm x 334mm \/ Premium Corrugated \/ Front Side Only","offer_id":56154814742903,"sku":"MCP-BOOK234-PC-PF-PSUK","price":0.72,"currency_code":"GBP","in_stock":true},{"title":"234mm x 334mm \/ Premium Corrugated \/ Rear Side Only","offer_id":56154814775671,"sku":"MCP-BOOK234-PC-PR-PSUK","price":0.72,"currency_code":"GBP","in_stock":true},{"title":"234mm x 334mm \/ Premium Corrugated \/ Front \u0026 Rear Sides","offer_id":56154814808439,"sku":"MCP-BOOK234-PC-P2-PSUK","price":0.9,"currency_code":"GBP","in_stock":true},{"title":"249mm x 352mm \/ Standard Solid Board \/ Front Side Only","offer_id":56154814841207,"sku":"MCP-CBM-4-PF-PSUK","price":0.73,"currency_code":"GBP","in_stock":true},{"title":"249mm x 352mm \/ Standard Solid Board \/ Rear Side Only","offer_id":56154814873975,"sku":"MCP-CBM-4-PR-PSUK","price":0.73,"currency_code":"GBP","in_stock":true},{"title":"249mm x 352mm \/ Standard Solid Board \/ Front \u0026 Rear Sides","offer_id":56154814906743,"sku":"MCP-CBM-4-P2-PSUK","price":0.91,"currency_code":"GBP","in_stock":true},{"title":"249mm x 352mm \/ Premium Corrugated \/ Front Side Only","offer_id":56154814939511,"sku":"MCP-BOOK249-PC-PF-PSUK","price":1.03,"currency_code":"GBP","in_stock":true},{"title":"249mm x 352mm \/ Premium Corrugated \/ Rear Side Only","offer_id":56154814972279,"sku":"MCP-BOOK249-PC-PR-PSUK","price":1.03,"currency_code":"GBP","in_stock":true},{"title":"249mm x 352mm \/ Premium Corrugated \/ Front \u0026 Rear Sides","offer_id":56154815005047,"sku":"MCP-BOOK249-PC-P2-PSUK","price":1.29,"currency_code":"GBP","in_stock":true},{"title":"278mm x 400mm \/ Standard Solid Board \/ Front Side Only","offer_id":56154815037815,"sku":"MCP-CBM-5-PF-PSUK","price":0.6,"currency_code":"GBP","in_stock":true},{"title":"278mm x 400mm \/ Standard Solid Board \/ Rear Side Only","offer_id":56154815070583,"sku":"MCP-CBM-5-PR-PSUK","price":0.6,"currency_code":"GBP","in_stock":true},{"title":"278mm x 400mm \/ Standard Solid Board \/ Front \u0026 Rear Sides","offer_id":56154815103351,"sku":"MCP-CBM-5-P2-PSUK","price":0.75,"currency_code":"GBP","in_stock":true},{"title":"278mm x 400mm \/ Premium Corrugated \/ Front Side Only","offer_id":56154815136119,"sku":"MCP-BOOK278-PC-PF-PSUK","price":1.39,"currency_code":"GBP","in_stock":true},{"title":"278mm x 400mm \/ Premium Corrugated \/ Rear Side Only","offer_id":56154815168887,"sku":"MCP-BOOK278-PC-PR-PSUK","price":1.39,"currency_code":"GBP","in_stock":true},{"title":"278mm x 400mm \/ Premium Corrugated \/ Front \u0026 Rear Sides","offer_id":56154815201655,"sku":"MCP-BOOK278-PC-P2-PSUK","price":1.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0437\/0094\/5064\/files\/customised-printed-capacity-book-mailers-1.jpg?v=1763562490","url":"https:\/\/parcelsend.uk\/products\/custom-printed-capacity-book-mailers","provider":"Parcelsend UK","version":"1.0","type":"link"}