Quad-seal pouches are an advanced flexible packaging solution designed for maximum stability, spaciousness, and premium shelf appeal. At Longine, we specialize in manufacturing high-quality quad-seal pouches that offer superior durability and a clean, square shape, making them ideal for a wide range of products—from snacks and coffee to pet food and detergents. Our quad-seal pouches provide excellent stand-up stability, increased printable surface area for impactful branding, and customizable features such as resealable zippers and spouts. With tailored material selections and precision craftsmanship, Longine delivers packaging solutions that protect your product while elevating your brand presence.
Food-Grade Certified Materials
Fast Delivery
Custom Print & Structure Options
Free Sample Available
Find the perfect packaging solutions tailored to your industry niche.
Ground coffee, beans, loose leaf tea
Dry kibble, treats, soft chews
Energy drinks, fruit juice, smoothie packs
Bath salts, creams, wet wipes
Protein, collagen or superfood powders
Dried fruits, nuts, cookies, cereals
Whether you are a start-up brand or a large enterprise, LONGINE Packing can provide high-quality, personalized Quad Seal Bag solutions.
| Feature | Details & Options |
| Common Sizes & Capacities | 500g, 1kg, 2kg, 5kg (Customizable: Width, Height, Gusset) |
| Optional Features | Zipper / Degassing Valve / Transparent Window / Handle |
| Materials Available | PET/PE, PET/VMPET/PE, Kraft Paper/PE, Aluminum Foil/PE |
| Surface Finish | Glossy / Matte / Spot UV / Hot Stamping |
| Recommended Industries | Pet Food, Coffee Beans, Protein Powder, Snacks & Nuts |
| Advantages | Premium Look, High Capacity, Shelf Stability, Brand Appeal |
We offer a variety of bag options to meet different market and product needs.
We Support All-round Customization Services, Including:
We are not only packaging suppliers, but also your brand partners. Our packaging bags are widely used by food manufacturers to provide customers with high-quality packaging solutions.
We provide efficient and professional customization services to ensure that your packaging bags meet brand requirements and are delivered quickly. The following is our standard customization process:
Demand Communication
Design Confirmation
Sample Production (optional)
Mass Production
Quality Inspection
Logistics and Delivery
25 years of experience, ISO 9001 certified factory, using food-grade materials and advanced printing technology to ensure that the packaging is tightly sealed, moisture-proof and durable. Support fast customization and global delivery, efficient delivery, help brand upgrade.
Not ready to buy yet? No problem. Tell us your product needs, and our engineers will provide material advice free of charge.
A packaging specialist reviews your specs.
Receive pricing & material options in 24h.
We ship similar stock samples for you to test.
