| Dry Snacks and Chips | 50–250 g | Protection from oxygen, moisture and light; resistance to puncture from sharp product edges | Metalized PET / PE or PET / metalized PET / PE | High | Press-to-close zipper for resealable packs; heat seal for single-use packs | Rounded corners, tear notch, optional matte or clear window | Use a strong inner seal and adequate headspace to reduce breakage during filling and transportation. |
| Coffee and Ground Coffee | 100–500 g | High oxygen and aroma protection; ability to manage carbon dioxide released by freshly roasted coffee | PET / aluminum foil / PE or high-barrier PET / PE | Very High | Heat seal; one-way degassing valve for freshly roasted coffee | Degassing valve, tear notch, flat bottom or side gusset option | The valve should release carbon dioxide while limiting oxygen entry. Confirm seal integrity after filling. |
| Powdered Food and Drink Mixes | 100–1,000 g | Moisture protection, powder containment and reliable sealing around fine particles | PET / PE or PET / metalized PET / PE | High | Press-to-close zipper plus heat seal | Wide opening, tear notch, reinforced seal area | Fine powder can contaminate the seal zone, so filling equipment and seal cleaning are important. |
| Pet Food and Treats | 100 g–2 kg | Puncture resistance, odor retention, moisture protection and convenient repeated opening | PET / PE, PET / metalized PET / PE or high-strength PE-based laminate | Medium to High | Heavy-duty zipper plus heat seal | Bottom gusset, carry handle for larger sizes, tear notch | Choose a thicker or reinforced laminate when the product contains bones, hard treats or irregular shapes. |
| Nuts and Dried Fruit | 100–500 g | Protection from oxygen, moisture and light to help preserve flavor and texture | PET / metalized PET / PE or PET / aluminum foil / PE | High | Press-to-close zipper plus heat seal | Transparent window option, tear notch, rounded corners | Use a high-barrier film when the product is rich in oils or is sensitive to oxidation. |
| Fresh and Frozen Produce | 150–1,000 g | Moisture management, cold-temperature performance and resistance to condensation | PE-based flexible film or freezer-grade PET / PE laminate | Medium | Heat seal; zipper when repeated opening is required | Micro-perforation for selected fresh products, tear notch, freezer-resistant seals | Perforation must match the product’s respiration needs. Test the pouch after freezing and thawing cycles. |
| Liquid Sauces and Beverages | 100–1,000 ml | Leak prevention, seal strength, compatibility with acidic or oily contents and easy dispensing | PE-based laminate or PET / PE laminate suitable for liquids | Medium to High | Spout with screw cap; heat seal for portion packs | Corner spout, rounded edges, reinforced fitment area | Check chemical compatibility, drop resistance and torque requirements for the cap and spout. |
| Personal Care Liquids and Gels | 50–500 ml | Leak resistance, product compatibility, controlled dispensing and attractive shelf presentation | PET / PE or PET / EVOH / PE when additional oxygen protection is needed | Medium to High | Spout with screw cap or fitment | Clear window, shaped pouch, dispensing spout, hang hole | Test the package with the actual formula because surfactants, oils and solvents may affect seals or film layers. |
| Detergent and Cleaning Products | 250 ml–2 L | Chemical resistance, leak prevention, strong seals and safe handling | Chemical-resistant PE-based laminate or high-strength PET / PE laminate | Medium | Spout with screw cap; child-resistant closure where required | Handle, reinforced spout area, strong bottom gusset | Compatibility testing is essential, particularly for concentrated, alkaline, acidic or solvent-containing formulas. |
| Pharmaceutical and Nutraceutical Products | 10–500 g | Moisture, oxygen and light protection; tamper evidence and controlled opening | High-barrier PET / aluminum foil / PE or PET / metalized PET / PE | High to Very High | Heat seal with tamper-evident feature; zipper for suitable dry products | Tear notch, child-resistant or senior-friendly option, clear labeling area | Packaging materials and production controls should comply with the applicable food, supplement or pharmaceutical regulations. |
| Non-Food Granules and Small Hardware | 100 g–2 kg | Abrasion resistance, puncture resistance and secure containment | High-strength PET / PE or nylon / PE laminate | Low to Medium | Heat seal; zipper for reusable access | Thicker film, reinforced bottom gusset, carry handle for larger packs | Consider thicker sealing layers and drop testing when the contents are dense, sharp or heavy. |