{"product_id":"4-5x6-red-poly-packing-list-envelopes-document-protection-1000-case","title":"4.5x6 Red Poly Packing List Envelopes - Document Protection, 1000\/Case","description":"\u003cp\u003eDesigned for shipping managers and fulfillment supervisors, these 4.5\" x 6\" packing list envelopes eliminate lost or damaged invoices during transit. The bold red color and pre-printed messaging ensure documents stay organized and visible to receiving teams. Constructed from durable 2 mil poly material, they resist moisture, tearing, and rough handling in any shipping environment. Each envelope opens along the first dimension for quick, reliable document insertion. Order by the case (1,000 units) to optimize costs and maintain consistent document protection across your entire shipping operation.\u003c\/p\u003e\n\n\u003c!-- packrift-enriched --\u003e\n\u003cdiv class=\"packrift-enrichment\"\u003e\n\u003csection class=\"pf-best-for\"\u003e\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cp\u003eIdeal for shipping managers and fulfillment supervisors who need to protect invoices and packing lists during transit while ensuring compliance visibility. These 4 1\/2\" x 6\" red poly envelopes make enclosed documents instantly recognizable, reducing customer confusion and improving unboxing experience while safeguarding critical shipping paperwork.\u003c\/p\u003e\n\u003cp\u003eThe bold red color and pre-printed messaging eliminate manual labeling, saving time while ensuring 100% compliance across all shipments. Made from durable 2 mil polyethylene, these envelopes provide moisture and tear protection for sensitive documents, with a self-opening design along the first dimension for quick access and efficient processing.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-specs\"\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e2 Mil Polyethylene (Poly)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e4 1\/2\" W x 6\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eColor\u003c\/th\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eQuantity Per Case\u003c\/th\u003e\n\u003ctd\u003e1,000 Envelopes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRecyclable\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"pf-use-cases\"\u003e\u003ch3\u003eCommon Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-commerce fulfillment centers protecting invoices during multi-parcel shipments\u003c\/li\u003e\n\u003cli\u003eThird-party logistics (3PL) providers standardizing document identification across clients\u003c\/li\u003e\n\u003cli\u003eWholesale distributors improving unboxing experience and reducing customer support inquiries\u003c\/li\u003e\n\u003cli\u003eFood and beverage suppliers complying with invoice visibility requirements\u003c\/li\u003e\n\u003cli\u003eManufacturing facilities managing internal shipping documentation and returns processing\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"pf-included\"\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1,000 pre-printed red packing list\/invoice enclosed envelopes (4 1\/2\" x 6\")\u003c\/li\u003e\n\u003cli\u003eBulk case packaging for efficient warehouse storage and dispensing\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"pf-shipping\"\u003e\u003ch3\u003eShipping and Packaging\u003c\/h3\u003e\n\u003cp\u003eShips as a single case containing 1,000 envelopes. Compact, stackable carton design minimizes warehouse footprint and facilitates easy inventory management.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-faq\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these envelopes stick to my packages without additional tape?\u003c\/summary\u003e\u003cp\u003eThese are document protector envelopes designed for insertion of loose papers (invoices, packing lists). Most models feature a self-adhesive strip for secure attachment to boxes—verify adhesive type with product specifications. Always test adhesion on your specific packaging material before full deployment.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I order custom text or branding on these envelopes?\u003c\/summary\u003e\u003cp\u003eThis SKU features standard pre-printed 'Important Invoice and\/or Packing List Enclosed' messaging. Packrift offers customization options on bulk orders (typically 5,000+ units). Contact our sales team for pricing and lead time on branded envelopes.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat's the advantage of 2 mil poly versus paper envelopes?\u003c\/summary\u003e\u003cp\u003ePolyethylene envelopes provide moisture and tear resistance, protecting documents from water damage during shipping and storage. They're ideal for humid environments, cold chain logistics, and high-moisture warehouse conditions where paper would deteriorate.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow many cases should I order for monthly fulfillment?\u003c\/summary\u003e\u003cp\u003eCalculate based on your average daily shipments: (Daily Shipments × Business Days × 30) ÷ 1,000 = Cases Needed. Most mid-size fulfillment operations order 3-6 cases monthly. Packrift offers bulk discounts and flexible reorder scheduling to optimize your inventory turnover.\u003c\/p\u003e\u003c\/details\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c!-- \/packrift-enriched --\u003e\n\n\u003c!-- packrift-pdp-link-enrichment:v1:start --\u003e\n\u003cp class=\"packrift-pdp-links\" style=\"margin-top:1.25em;font-size:0.95em;color:#222\"\u003e\u003cstrong\u003eRelated guides \u0026amp; tools:\u003c\/strong\u003e \u003ca href=\"https:\/\/packrift.com\/pages\/mailers-guide\"\u003eMailers Guide\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- packrift-pdp-link-enrichment:v1:end --\u003e\n","brand":"Packrift","offers":[{"title":"Default Title","offer_id":53431026418032,"sku":"PL418","price":35.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9159\/2048\/files\/PL418.jpg?v=1774837766","url":"https:\/\/packrift.com\/products\/4-5x6-red-poly-packing-list-envelopes-document-protection-1000-case","provider":"Packrift","version":"1.0","type":"link"}