Your Professional 3-Side Seal Pouch Manufacturer
This is a highly customizable 3-side seal flat pouch. You can choose from a variety of additional options, such as thickness, material, zipper, surface printing, Air Vent Valve, perforation, double-sided transparency, and double-sided easy tear, to meet the needs of almost any product.
To ensure food safety, a 3-side seal pouch is not only reusable but also highly adaptable to the environment of being frozen at -70°C and sterilized in a high-temperature, high-pressure, vacuum environment at 120°C. They effectively block moisture and air, are durable, and maximize the freshness and visibility of items.
With 16 years of experience in flexible packaging, we have a wide range of applications. As a professional 3-side seal pouch manufacturer. We have 7 production bases in China, covering an area of 60,000 square meters, and more than 500 employees. We ensure efficient production while maintaining strict quality control to ensure on-time and compliant delivery of every order.
3-Side Seal Pouch by Application

Food-grade 3-side seal pouch. The material chosen is PET+AL+PE. PE can safely come into contact with food, is safe and odorless, and meets food safety standards.

The nylon (NY) material in the middle layer provides tear and puncture resistance, offering strong protection during transportation and storage.

In the PET+AL+PE structure, the outer PET layer is treated with antistatic agents to effectively reduce static electricity accumulation, while the inner PE layer can effectively prevent static electricity from being directly conducted to the product.

In the MOPP+VMPET+PE combination, the outer MOPP layer has a smooth and wear-resistant surface with clear printing texture, Better Texture packaging’s quality. VMPET effectively blocks oxygen and UV rays, better protecting the garment’s quality and color.
Recommended Minimum Order Quantity for 3-Side Seal Pouch
If your company is just starting and your order volume for 3-side seal flat pouches is relatively small, we recommend utilizing digital printing for quantities ranging from 200 to 7,000 units to avoid excess inventory accumulation. While the unit cost for this method is slightly higher, the increase in the per-unit price is marginal. However, if your order volume exceeds 7,000 units, we recommend opting for gravure printing instead.


Microwave-Safe 3-Side Seal Pouch
BPA- and BFA-free. Crafted from food-grade materials suitable for direct contact with food, these pouches utilize a specialized manufacturing process to maintain structural integrity and ensure food safety even under high-temperature conditions. You can simply open the 3-Side Seal Pouch and place it directly into a microwave for heating. This makes them ideally suited for ready-to-eat meals or takeout food, significantly boosting operational efficiency while strictly upholding food safety standards.
Offer Custom Service
Once you have finalized your product specifications, please contact us. We will work together to discuss specific details such as material combinations, dimensions, color schemes, and printing techniques. Upon confirming that the proposed plan is accurate, we will produce a sample for your review. Once you have expressed your satisfaction with the sample, we will officially commence production.
Our customization services include:tear-out vents allow for easier opening of the packaging, zippers enable repeated opening and closing of the 3-side seal pouch, hanging holes facilitate placement on supermarket shelves for display, and an optional vent valve can be added to ensure food freshness and extend shelf life, Personalized surface printing can make your packaging more attractive to customers, and a variety of composite materials are available to better suit various scenarios.

Wide Range of Uses for 3-Side Seal Pouch
To meet the requirements of diverse application scenarios, 3-side seal pouches have been successfully utilized, including medical supplies, food, apparel, and industrial packaging.

Suitable for most food products such as coffee, candy, goji berries, tea, dried fruit, spices, snacks, and cannabis, ensuring freshness.

3-side seal pouch are also used in the pharmaceutical industry for packaging small granules of painkillers, antibiotics, and vitamins.

Widely used for various sizes of clothing, including underwear, outerwear, T-shirts, socks, and more.

Can be used to package plant seeds, herbicides, pesticides, and fertilizers.

Custom-made 3-side seal bags in various sizes are available for packaging pet food, etc.
3 Side Seal Pouch have seals on two sides, while 2 Side Seal Pouch only have a seal on one side. Due to the tighter sealing, the filling capacity is slightly less than that of 2 Side Seal Pouch. However, 3 Side Seal Pouch have a more refined and aesthetically pleasing appearance, making them the best choice for high-end brand promotion.
They are resealable and reusable, greatly reducing environmental impact from single-use packaging. Furthermore, 3 Side Seal Pouches are economical and cost-effective, suitable for packaging various products.
We will rigorously test against the following standards to ensure that every delivered order meets the requirements:
- Thickness Detection
- Color Difference
- Pressure&drop Detection
- Film Impact Detection
- Pendulum Impact Detection
- Transparency Detection
- Seal Detection
- Production Aging Detection
- Solvent Residue Detection
- Peel Strength Detection
- Seal Strength Detection
- Microbial Detection
Both packaging styles offer identical packaging performance; the only difference is that the 4-side seal pouch has no openings, whereas the 3-side seal pouch features an opening at one end.
Resin is a common material used in packaging production; however, certain types of resin can release toxic substances when heated. Therefore, when customizing your packaging, please inform us of its intended application so that we may provide appropriate recommendations. All of our products are certified to ensure that they do not release toxins or harmful chemicals.
Yes, the aluminum foil contained within it can be reused after recycling, provided it undergoes proper processing; conversely, if discarded indiscriminately, it will affect the environment.



