{"product_id":"12-75x10-5-cool-barrier-bubble-mailers-thermal-insulated-3-16-bubble-50-case","title":"12.75x10.5\" Cool Barrier Bubble Mailers - Thermal Insulated, 3\/16\" Bubble, 50\/Case","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003e12.75 x 10\" insulated thermal bubble mailer, sold by the case of 50. Aluminum-foil thermal barrier laminated to 3\/16\" bubble cushioning, with a self-seal closure. The foil reflects radiant heat to slow temperature change in transit, while the bubble adds physical cushioning. Used for short-duration shipping of perishables, temperature-sensitive cosmetics, pharmaceuticals, and chocolate or other heat-sensitive product.\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\u003eInsulated thermal bubble mailer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInner dimensions (W x L)\u003c\/th\u003e\n\u003ctd\u003e12.75 x 10\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal barrier\u003c\/th\u003e\n\u003ctd\u003eAluminum foil laminate (radiant heat reflection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCushioning\u003c\/th\u003e\n\u003ctd\u003e3\/16\" bubble bonded to interior\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\u003eSilver (foil exterior)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMailers per case\u003c\/th\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cp\u003eBest for ecommerce brands shipping perishables, chocolates, cosmetics, supplements, and temperature-sensitive product where short-duration insulation plus light cushioning is enough — and a full insulated box is over-spec for the route.\u003c\/p\u003e\n\u003ch3\u003eWhen to use this product\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDirect-to-consumer perishables on 1-2 day routes.\u003c\/li\u003e\n\u003cli\u003eCosmetics and supplements that should not be exposed to extended heat.\u003c\/li\u003e\n\u003cli\u003eChocolate and confectionery in warm-weather shipping.\u003c\/li\u003e\n\u003cli\u003ePharmacy and supplement fulfillment where the route is short and predictable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to choose something else\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eFor multi-day frozen or cold-chain shipping, use an insulated container plus refrigerant — see \u003ca href=\"\/collections\/mailer-boxes\"\u003emailer boxes\u003c\/a\u003e for box options.\u003c\/li\u003e\n\u003cli\u003eFor non-temperature-sensitive items, save cost with a standard \u003ca href=\"\/collections\/bubble-mailers\"\u003ebubble mailers\u003c\/a\u003e option.\u003c\/li\u003e\n\u003cli\u003eFor items requiring active cooling, pair with gel packs or dry-ice-rated containers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNeed help choosing?\u003c\/h3\u003e\u003cp\u003eNot sure which mailer is right for 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. For bubble mailer sizing specifically, see the \u003ca href=\"\/pages\/bubble-mailer-size-guide\"\u003eBubble Mailer Size Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow long does it keep contents cool?\u003c\/strong\u003e\u003cbr\u003eInsulated bubble mailers slow temperature change but do not actively cool. With a refrigerant pack inside, they typically maintain cool temperatures for short shipping windows (often 24-48 hours, depending on ambient conditions and pack weight). For multi-day cold chain, use a dedicated insulated box.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo I need a gel pack inside?\u003c\/strong\u003e\u003cbr\u003eFor chilled or frozen contents, yes — the foil reflects radiant heat but does not generate cold. For ambient-temperature heat-sensitive product (cosmetics, chocolate in summer), the foil alone slows heat ingress.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre these mailers recyclable?\u003c\/strong\u003e\u003cbr\u003eThese are mixed-material (aluminum foil + plastic bubble). They are not curbside recyclable in most municipalities. For a fully recyclable option without thermal protection, see paper bubble mailers.\u003c\/p\u003e\n\u003ch3\u003eRecommended add-ons and related links\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrowse the full \u003ca href=\"\/collections\/bubble-mailers\"\u003ebubble mailers\u003c\/a\u003e collection for non-thermal options and adjacent sizes.\u003c\/li\u003e\n\u003cli\u003eFor larger insulated shipping, see \u003ca href=\"\/collections\/mailer-boxes\"\u003emailer boxes\u003c\/a\u003e and insulated container options.\u003c\/li\u003e\n\u003cli\u003eSee the broader \u003ca href=\"\/collections\/mailers-envelopes\"\u003emailers \u0026amp; envelopes\u003c\/a\u003e category for poly, paper, and rigid 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\u003eUse for e-commerce packers and perishable goods shippers who need reliable thermal protection in a lightweight, cost-effective format. The 12 3\/4\" x 10 1\/2\" Cool Barrier Bubble Mailers combine aluminum foil insulation with 3\/16\" bubble cushioning to maintain temperature stability while protecting contents from shock and puncture during transit.\u003c\/p\u003e\n\u003cp\u003eThe aluminum foil exterior acts as a thermal barrier to maintain desired temperatures, while the 3\/16\" bubble lining absorbs impact shock and protects fragile items from damage. The puncture-resistant, water-repellent construction ensures contents stay protected in transit, and the peel-and-seal closure provides quick, secure sealing without tape or equipment.\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\u003eAluminum Foil Exterior with 3\/16\" Bubble Lining\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e12 3\/4\" x 10 1\/2\" (12.75 x 10.5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eColor\u003c\/th\u003e\n\u003ctd\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCase Quantity\u003c\/th\u003e\n\u003ctd\u003e50 Mailers per Case\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\u003eShipping temperature-sensitive pharmaceuticals and biologics\u003c\/li\u003e\n\u003cli\u003eE-commerce fulfillment for frozen foods and perishables\u003c\/li\u003e\n\u003cli\u003eProtecting fragile electronics and breakables during transit\u003c\/li\u003e\n\u003cli\u003eMedical device and laboratory sample shipping\u003c\/li\u003e\n\u003cli\u003eFresh produce and specialty food distribution\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\u003e50 Cool Barrier Bubble Mailers (12 3\/4\" x 10 1\/2\")\u003c\/li\u003e\n\u003cli\u003ePeel-and-seal closure strips pre-applied\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"pf-shipping\"\u003e\u003ch3\u003eShipping and Packaging\u003c\/h3\u003e\n\u003cp\u003eThese mailers ship flat in a compact case format, reducing storage footprint. The lightweight design minimizes dimensional weight charges on UPS, FedEx, and DHL shipments, lowering your per-unit shipping costs.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-faq\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the difference between 3\/16\" bubble lining and standard bubble mailers?\u003c\/summary\u003e\u003cp\u003eThe 3\/16\" bubble cell size provides shock absorption for fragile items compared to standard 1\/8\" bubble. This thicker lining creates more air pockets, distributing impact force more effectively and reducing damage claims for delicate goods.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow long does the thermal barrier maintain temperature protection?\u003c\/summary\u003e\u003cp\u003eThe aluminum foil exterior provides thermal insulation for 24-72 hours depending on ambient temperature, initial product temperature, and weather conditions. For longer protection needs, combine with ice packs or gel packs inside the mailer.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre these mailers UPS and FedEx eligible?\u003c\/summary\u003e\u003cp\u003eYes. These mailers meet carrier requirements for standard ground and express shipping. The lightweight construction ensures dimensional weight charges remain low, improving your per-unit shipping margins.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I use these for non-perishable fragile items?\u003c\/summary\u003e\u003cp\u003eAbsolutely. While designed for temperature-sensitive goods, the 3\/16\" bubble cushioning and puncture-resistant construction make these ideal for any fragile shipment including electronics, glassware, and breakables that don't require thermal protection.\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\/packaging-for-wine-case-12-pack\"\u003ePackaging For Wine Case 12 Pack\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- packrift-pdp-link-enrichment:v1:end --\u003e\n","brand":"Packrift","offers":[{"title":"Default Title","offer_id":53444763779440,"sku":"INM1210","price":74.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9159\/2048\/files\/INM1210.jpg?v=1774850159","url":"https:\/\/packrift.com\/products\/12-75x10-5-cool-barrier-bubble-mailers-thermal-insulated-3-16-bubble-50-case","provider":"Packrift","version":"1.0","type":"link"}