{"product_id":"12x15-5-red-self-seal-poly-mailers-2-5-mil-100-case","title":"12x15.5\" Red Self-Seal Poly Mailers 2.5 Mil - 100\/Case","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003e12 x 15\" red 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\u003e12 x 15\"\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\u003eRed\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 fashion, cosmetics, small electronics, and subscription boxes need professional, protective packaging that builds brand identity. These 12 x 15 1\/2\" red poly mailers combine eye-catching colored exterior with 2.5 mil polyethylene construction, delivering moisture and tear resistance while making your packages stand out at the customer's doorstep.\u003c\/p\u003e\n\u003cp\u003eSelf-sealing adhesive strips eliminate tape and labor while high-strength seams prevent contents from shifting during transit, even when over-packed. The silver inner lining contrasts with the vibrant red exterior, creating a premium unboxing experience while the durable polyethylene resists punctures, water damage, and tampering—critical for protecting inventory and building customer trust.\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\u003e12\" x 15 1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eClosure Type\u003c\/th\u003e\n\u003ctd\u003eSelf-Seal with Peel-and-Seal Strip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eQuantity per Case\u003c\/th\u003e\n\u003ctd\u003e100 Mailers\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\u003eApparel and fashion e-commerce shipping\u003c\/li\u003e\n\u003cli\u003eBeauty and cosmetics product packaging\u003c\/li\u003e\n\u003cli\u003eSubscription box fulfillment\u003c\/li\u003e\n\u003cli\u003eSmall electronics and accessories delivery\u003c\/li\u003e\n\u003cli\u003eDirect-to-consumer (DTC) brand 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\u003e100 red poly mailers per case\u003c\/li\u003e\n\u003cli\u003ePre-applied self-seal adhesive strips\u003c\/li\u003e\n\u003cli\u003eSilver inner lining for product visibility\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 flat in cases of 100 for space-efficient warehouse storage and quick fulfillment operations. Cases stack securely, minimizing shipping costs and maximizing storage efficiency for high-volume e-commerce operations.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-faq\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003eAre these mailers suitable for moisture-sensitive products?\u003c\/summary\u003e\u003cp\u003eYes. The 2.5 mil polyethylene construction and self-sealing closure provide water and moisture resistance, protecting contents from humidity, rain, and ground exposure during transit. However, for extremely sensitive items, consider adding internal desiccant packets for enhanced protection.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill the red color fade or transfer to products?\u003c\/summary\u003e\u003cp\u003eNo. The polyethylene material is colorfast and the dyes are fully bonded to the plastic. The silver inner lining keeps contents completely separate from the colored exterior, preventing any color transfer or staining.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I print labels and barcodes directly on these mailers?\u003c\/summary\u003e\u003cp\u003eAbsolutely. The outer red surface accepts labels, stamps, and ink adhesion excellently. The textured polyethylene provides grip for thermal transfer labels, ensuring barcodes remain readable throughout the shipping process.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow much weight can these mailers hold before the seals fail?\u003c\/summary\u003e\u003cp\u003eThese mailers are designed for parcels up to approximately 2-3 pounds with confident seal integrity. The high-strength seams maintain durability even when slightly over-packed, though exact weight capacity depends on contents distribution and density.\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":53443802956144,"sku":"CPM1215R","price":29.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9159\/2048\/files\/CPM1215R.jpg?v=1774849336","url":"https:\/\/packrift.com\/products\/12x15-5-red-self-seal-poly-mailers-2-5-mil-100-case","provider":"Packrift","version":"1.0","type":"link"}