{"product_id":"19-x-14-5-blue-self-seal-poly-mailers-2-5-mil-case-of-100","title":"19 x 14.5\" Blue Self-Seal Poly Mailers 2.5 Mil - Case of 100","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003e19 x 14\" blue poly mailer, 2.5 mil polyethylene, sold by the case of 100. Opaque colored film for shipments where the brand color, the recipient unboxing experience, or visual sorting in the warehouse matters. Peel-and-seal closure, water-resistant film, and a smooth printable face that accepts standard thermal shipping labels.\u003c\/p\u003e\n\u003ch3\u003eSpecs at a glance\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMailer style\u003c\/th\u003e\n\u003ctd\u003eColored poly mailer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInner dimensions (W x L)\u003c\/th\u003e\n\u003ctd\u003e19 x 14\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFilm thickness\u003c\/th\u003e\n\u003ctd\u003e2.5 mil polyethylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClosure\u003c\/th\u003e\n\u003ctd\u003ePeel-and-seal adhesive strip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMailers per case\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cp\u003eBest for ecommerce brands that want a colored mailer to support brand identity at unboxing, 3PLs that color-code outbound shipments by client or service tier, and operations that rely on color for visual sorting at pick and pack stations.\u003c\/p\u003e\n\u003ch3\u003eWhen to use this product\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eBranded ecommerce shipments where the mailer is part of the unboxing.\u003c\/li\u003e\n\u003cli\u003eWarehouse color-coding by client, route, or service level.\u003c\/li\u003e\n\u003cli\u003eLimited-run, seasonal, or campaign-specific shipments.\u003c\/li\u003e\n\u003cli\u003eSoft goods, apparel, accessories, and books where light protection is enough.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to choose something else\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eFor fragile contents that need cushioning, see \u003ca href=\"\/collections\/bubble-mailers\"\u003ebubble mailers\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eFor inventory you need to identify without opening, choose a clear option from \u003ca href=\"\/collections\/poly-mailers\"\u003epoly mailers\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eFor rigid items, see \u003ca href=\"\/collections\/mailer-boxes\"\u003emailer boxes\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNeed help choosing?\u003c\/h3\u003e\u003cp\u003eNot sure which mailer fits what you ship? Read the \u003ca href=\"\/pages\/mailers-guide\"\u003eMailers Buying Guide\u003c\/a\u003e for a walkthrough of poly, bubble, paper, and rigid options, or use the \u003ca href=\"\/pages\/mailer-vs-box-selector\"\u003eMailer vs. Box selector\u003c\/a\u003e to decide between a flat mailer and a box.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWill the color show through to the inside?\u003c\/strong\u003e\u003cbr\u003eThese mailers are opaque on both sides. The inside surface is the same colored polyethylene as the outside — contents are not visible through the film.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill labels stick to colored film?\u003c\/strong\u003e\u003cbr\u003eYes — the smooth poly surface accepts standard thermal shipping labels. Peel and press at room temperature for best adhesion.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the mailer waterproof?\u003c\/strong\u003e\u003cbr\u003eThe 2.5 mil polyethylene film is water-resistant and protects against splashes, light rain, and humidity in transit. Not rated for submersion.\u003c\/p\u003e\n\u003ch3\u003eRecommended add-ons and related links\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrowse the full \u003ca href=\"\/collections\/poly-mailers\"\u003epoly mailers\u003c\/a\u003e for adjacent sizes, mil thicknesses, and colors.\u003c\/li\u003e\n\u003cli\u003eFor rigid item protection, see \u003ca href=\"\/collections\/bubble-mailers\"\u003ebubble mailers\u003c\/a\u003e or \u003ca href=\"\/collections\/mailer-boxes\"\u003emailer boxes\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eSee the broader \u003ca href=\"\/collections\/mailers-envelopes\"\u003emailers \u0026amp; envelopes\u003c\/a\u003e category for paper, rigid, and box mailers.\u003c\/li\u003e\n\u003c\/ul\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\u003eE-commerce brands shipping apparel, accessories, and small goods need mailers that protect products while building brand identity. These 14 1\/2 x 19\" blue poly mailers combine professional colored presentation with 2.5 mil polyethylene durability, making them ideal for businesses that prioritize both product safety and unboxing experience.\u003c\/p\u003e\n\u003cp\u003eThe self-seal closure and high-strength seams ensure contents stay secure even with overpacking, while puncture and tear-resistant polyethylene protects against moisture and handling damage. The silver interior contrasts with the vibrant blue exterior, allowing labels and branding stamps to adhere perfectly for professional presentation that customers notice.\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\u003e2.5 Mil Polyethylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e14 1\/2\" x 19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eColor\u003c\/th\u003e\n\u003ctd\u003eBlue (Outer) \/ Silver (Inner Lining)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eClosure Type\u003c\/th\u003e\n\u003ctd\u003eSelf-Seal Adhesive Strip\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 apparel and fashion shipping\u003c\/li\u003e\n\u003cli\u003eSubscription box packaging\u003c\/li\u003e\n\u003cli\u003eCosmetics and beauty product delivery\u003c\/li\u003e\n\u003cli\u003eSmall electronics and tech accessories\u003c\/li\u003e\n\u003cli\u003eBranded direct-to-consumer fulfillment\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\u003eCase of 100 blue poly mailers (14 1\/2 x 19\")\u003c\/li\u003e\n\u003cli\u003ePre-applied self-seal adhesive strip on each mailer\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"pf-shipping\"\u003e\u003ch3\u003eShipping and Packaging\u003c\/h3\u003e\n\u003cp\u003eBulk case of 100 units ships flat and compact, reducing storage footprint in your fulfillment operation. Standard commercial packaging ensures mailers arrive ready for immediate use with no assembly required.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-faq\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003eWill labels and stamps stick to the blue exterior?\u003c\/summary\u003e\u003cp\u003eYes, the outer blue polyethylene surface is specifically designed for excellent label, stamp, and ink adhesion. The contrast between blue exterior and silver interior helps ensure your branding and tracking information remain visible and professional throughout shipping.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre these mailers waterproof and moisture-resistant?\u003c\/summary\u003e\u003cp\u003eAbsolutely. The 2.5 mil polyethylene construction is water, moisture, and tear-resistant, protecting your products from environmental damage during transit. The self-seal closure creates a secure barrier against moisture penetration.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan these mailers handle overpacked shipments?\u003c\/summary\u003e\u003cp\u003eYes, high-strength seams engineered into these mailers maintain integrity even when overpacked. The puncture-resistant polyethylene provides additional protection against contents shifting or external damage.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhy choose colored mailers instead of standard white?\u003c\/summary\u003e\u003cp\u003eColored mailers like this blue option increase brand recognition, improve unboxing experience, and make your shipments stand out. They also help with inventory organization and can reduce customer confusion by differentiating your brand from competitors at the mailbox.\u003c\/p\u003e\u003c\/details\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c!-- \/packrift-enriched --\u003e","brand":"Packrift","offers":[{"title":"Default Title","offer_id":53443837329776,"sku":"CPM1419BL","price":44.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9159\/2048\/files\/CPM1419BL.jpg?v=1774849358","url":"https:\/\/packrift.com\/products\/19-x-14-5-blue-self-seal-poly-mailers-2-5-mil-case-of-100","provider":"Packrift","version":"1.0","type":"link"}