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MYB-02
Three-Side Seal Mylar Bags
Three-side seal Mylar bags feature two sealed edges and one open side for product filling, which is sealed after packaging. Ideal for single-serve products, powders, dried foods, and medical or cosmetic items.A Personalized Packaging Experience Tailored to Your Needs
Material CompositionConstructed with multi-layer laminated films: PET / AL / LLDPE or PET / PE. | Outer & Middle LayerOuter PET print surface with heat resistance & VMPET or AL in the middle. | Inner LayerPE / LLDPE food-grade heat-sealable layer for airtight closure |
Pouch DetailsThickness range: 70–120 microns, can be customized. | Barrier FilmEngineered to provide moisture, oxygen, aroma, and UV protection | LaminationsOptional high-barrier aluminum laminates |
Functional FeaturesSealed on three sides, one open edge for filling and heat sealing. | Add- OnsOptional zipper or tear notch for resealability and convenience. | ClosureCan include euro holes or hang tabs for display racks. |
All you Need to Know About Three-Side Seal Bags
Define tear notch and zipper placement before finalizing the dieline. Avoid printing near the seal zone to maintain seal integrity and prevent ink contamination.
StructureFlat Laminate with Edge SealsComprises front and back films sealed along three sides. The fourth side remains open for filling and final heat seal.
Construction TechniquesPrecision Sealing & Film LaminationEdges are heat-sealed at 1–1.5 mm width for consistent airtight closure. Laminates are corona-treated to enhance print adhesion.
Design & BrandingFunctional Enhancements for UsabilityAdd ziplocks, tear notches, hang holes, or transparent windows. Finishes like soft-touch matte or metallic foiling increase shelf presence.
Making Your Brand Unforgettable
Need Help Designing Your Mylar Bags?
We provide free in-house design support
Frequently Asked Questions
Get answers to common questions about custom rigid boxes, or visit our Help Centre for further information.What materials are Mylar stand-up pouches made from?
They use multi-layer laminates such as PET / AL / LLDPE, offering durability, barrier performance, and print quality.
Can these pouches be used for liquids?
Yes. Add spout fitments for liquid or semi-liquid products like sauces or juices.
Are stand-up pouches recyclable?
Recyclable structures are available in mono-material films (PET / PE) upon request.
Can I get custom shapes or windows?
Yes. Options include die-cut shapes, clear panels, or half-window fronts for product visibility.
