{"product_id":"large-letter-postal-boxes","title":"Large Letter Postal Boxes","description":"\u003cp\u003eOur Royal Mail \u003cspan class=\"bold\"\u003ePiP Large Letter postal boxes\u003c\/span\u003e are designed to help you ship orders securely while staying within Royal Mail’s Large Letter size band. Made from strong single wall corrugated cardboard, they’re lightweight, easy to assemble, and give your parcels a clean, professional finish - ideal for e-commerce, retailers, and small businesses sending flatter items.\u003c\/p\u003e\n\u003cp\u003eEach box is supplied flat-packed to save storage space and assembles quickly, making day-to-day packing faster and tidier. With a high-quality kraft finish (brown) or crisp white outer option, these boxes deliver a great first impression while keeping contents protected in transit.\u003c\/p\u003e\n\u003ch2 class=\"producth2\"\u003ePricing in proportion (PiP) sizes\u003c\/h2\u003e\n\u003cp\u003eAll of the boxes below fall into Royal Mail’s \u003cspan class=\"bold\"\u003eLarge Letter\u003c\/span\u003e category. Choose the closest internal size to your product for the safest, most cost-effective postage.\u003c\/p\u003e\n\u003ch2 class=\"producth2\"\u003eKey Benefits\u003c\/h2\u003e\n\u003cul class=\"productbullets\"\u003e\n\u003cli\u003eRoyal Mail \u003cspan class=\"bold\"\u003ePiP Large Letter compatible\u003c\/span\u003e sizes for cost-effective shipping\u003c\/li\u003e\n\u003cli\u003eSturdy \u003cspan class=\"bold\"\u003esingle wall corrugated cardboard\u003c\/span\u003e for reliable protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eLightweight but durable\u003c\/span\u003e - ideal for flatter goods\u003c\/li\u003e\n\u003cli\u003eDelivered \u003cspan class=\"bold\"\u003eflat-packed\u003c\/span\u003e to save storage space\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eQuick to assemble\u003c\/span\u003e for faster packing\u003c\/li\u003e\n\u003cli\u003eProfessional finish in \u003cspan class=\"bold\"\u003ebrown kraft or white\u003c\/span\u003e options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"producth2\"\u003eSize Guide – PiP Large Letter Postal Boxes\u003c\/h2\u003e\n\u003ch3 class=\"producth3\"\u003eBrown PiP Large Letter Boxes\u003c\/h3\u003e\n\u003cul class=\"productbullets\"\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e147x138x20mm:\u003c\/span\u003e Internal size 147x138x20mm – External size 153x150x22mm – Format CD+ – SKU: MCP-400565-PSUK \u0026amp; MCP-400565\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e175x165x22mm:\u003c\/span\u003e Internal size 175x165x22mm – External size 180x170x23mm – SKU: MCP-PIP175-RM \u0026amp; MCP-PIP175\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e220x206x22mm:\u003c\/span\u003e Internal size 220x206x22mm – External size 222x207x24mm – SKU: MCP-PIP220LL-RM-PSUK, MCP-PIP220LL-RM \u0026amp; PIP220LL-RM\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e265x220x23mm:\u003c\/span\u003e Internal size 265x220x23mm – External size 270x222x25mm – SKU: MCP-PIP265LL-RM \u0026amp; MCP-PIP265LL\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e330x220x23mm:\u003c\/span\u003e Internal size 330x220x23mm – External size 336x223x25mm – SKU: MCP-PIP330LL-RM \u0026amp; MCP-PIP330LL\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e430x219x23mm:\u003c\/span\u003e Internal size 430x219x23mm – External size 437x222x25mm – SKU: MCP-PIP430LL-RM \u0026amp; MCP-PIP430LL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"producth3\"\u003eWhite PiP Large Letter Boxes\u003c\/h3\u003e\n\u003cul class=\"productbullets\"\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e147x138x20mm:\u003c\/span\u003e Internal size 147x138x20mm – External size 153x150x22mm – Format CD+ – SKU: MCP-400570-PSUK \u0026amp; MCP-400570\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e175x165x22mm:\u003c\/span\u003e Internal size 175x165x22mm – External size 180x170x23mm – SKU: MCP-PIP175WH-RM-PSUK \u0026amp; MCP-PIP175WH-RM\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e220x206x22mm:\u003c\/span\u003e Internal size 220x206x22mm – External size 222x207x24mm – SKU: MCP-PIP220LLWH-RM-PSUK, MCP-PIP220LLWH-RM \u0026amp; PIP220LLWH-RM\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e265x220x23mm:\u003c\/span\u003e Internal size 265x220x23mm – External size 270x222x25mm – SKU: MCP-PIP265LLWH-RM-PSUK \u0026amp; MCP-PIP265LLWH-RM\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e330x220x23mm:\u003c\/span\u003e Internal size 330x220x23mm – External size 336x223x25mm – SKU: MCP-PIP330LLWH-RM-PSUK \u0026amp; MCP-PIP330LLWH-RM\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003e430x219x23mm:\u003c\/span\u003e Internal size 430x219x23mm – External size 437x222x25mm – SKU: MCP-PIP430LLWH-RM-PSUK \u0026amp; MCP-PIP430LLWH-RM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"producth2\"\u003eReplacement Codes (For Size Guidance Only)\u003c\/h2\u003e\n\u003cul class=\"productbullets\"\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eBrown 147x138x20mm:\u003c\/span\u003e replaces DavPack code – AELL01\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eWhite 147x138x20mm:\u003c\/span\u003e replaces DavPack code – AELLW01\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan class=\"bold\"\u003ePlease note:\u003c\/span\u003e Dimensions may vary slightly (±10–20mm) due to manufacturing tolerances. A sample service is available for testing prior to bulk orders. Branding\/barcodes may appear on parts of the cardboard box. Images are for reference purposes only and there may be slight variances to the product supplied.\u003c\/p\u003e","brand":"Parcelsend UK","offers":[{"title":"147mm x 138mm x 20mm \/ Brown \/ Kraft E-Flute","offer_id":56207324447095,"sku":"MCP-400565-PSUK","price":1.08,"currency_code":"GBP","in_stock":true},{"title":"175mm x 165mm x 22mm \/ Brown \/ Kraft E-Flute","offer_id":56207324512631,"sku":"MCP-PIP175-RM-PSUK","price":0.53,"currency_code":"GBP","in_stock":true},{"title":"175mm x 165mm x 22mm \/ White E-Flute","offer_id":56207324545399,"sku":"MCP-PIP175WH-RM-PSUK","price":0.57,"currency_code":"GBP","in_stock":true},{"title":"220mm x 206mm x 22mm \/ Brown \/ Kraft E-Flute","offer_id":56207324643703,"sku":"MCP-PIP220LL-RM-PSUK","price":0.63,"currency_code":"GBP","in_stock":true},{"title":"220mm x 206mm x 22mm \/ White E-Flute","offer_id":56207324676471,"sku":"MCP-PIP220LLWH-RM-PSUK","price":1.07,"currency_code":"GBP","in_stock":true},{"title":"265mm x 220mm x 23mm \/ Brown \/ Kraft E-Flute","offer_id":56207324807543,"sku":"MCP-PIP265LL-RM-PSUK","price":0.6,"currency_code":"GBP","in_stock":true},{"title":"265mm x 220mm x 23mm \/ White E-Flute","offer_id":56207324840311,"sku":"MCP-PIP265LLWH-RM-PSUK","price":0.8,"currency_code":"GBP","in_stock":true},{"title":"330mm x 220mm x 23mm \/ Brown \/ Kraft E-Flute","offer_id":56207324873079,"sku":"MCP-PIP330LL-RM-PSUK","price":0.9,"currency_code":"GBP","in_stock":true},{"title":"330mm x 220mm x 23mm \/ White E-Flute","offer_id":56207324905847,"sku":"MCP-PIP330LLWH-RM-PSUK","price":0.9,"currency_code":"GBP","in_stock":true},{"title":"430mm x 219mm x 23mm \/ Brown \/ Kraft E-Flute","offer_id":56207325036919,"sku":"MCP-PIP430LL-RM-PSUK","price":0.9,"currency_code":"GBP","in_stock":true},{"title":"430mm x 219mm x 23mm \/ White E-Flute","offer_id":56207325069687,"sku":"MCP-PIP430LLWH-RM-PSUK","price":1.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0437\/0094\/5064\/files\/large-letter-mix.jpg?v=1764260285","url":"https:\/\/parcelsend.uk\/products\/large-letter-postal-boxes","provider":"Parcelsend UK","version":"1.0","type":"link"}