Zipper Bag
| Certification: | BPI/TUV/ASTM 6400/EN13432 |
| End of life: | 180 days in composting environment |
| Shelf life： | 10-12 months from delivery |
| Size: | Snack/Sandwich/Quart/Gallon/Customized |
| Thickness: | 45-60mic or customized |
| Color: | Light green/white or customized |
| Printing: | Customized logo with water-based ink |
| Packaging options: | Bulk package, paper sleeve, paper box, or customized |
| Delivery time: | 20-30days |
DESCRIPTION
Our compostable zipper bags are innovative alternative to normal plastic zipper bags. One-piece blowing of bag and zipper ensures excellent bag performance. Breathable,durable and smoothly open-close zipper.
Naturepoly zipper bag can keeps food fresh longer, we accept customize size and design for diferent food storage purpose.
Our zipper bags and resealable zipper are certified by BPI, TUV, meet ASTM D6400 and EN13432 standard.
You can find more information with: The Ultimate Guide to Compostable Zipper Bags: Eco-Friendly Storage –
FEATURE
The strong seal can maximize loading capacity.
Keeps fruits and vegetables fresh and extends shelf life.
Lightweight, durable, and printable.
BPI and TUV certified composting material.
Bags smaller than 63um can be composted in home compost bin within 180 days.
Made of food grade PBAT material.
It was made by reducing energy use and chemical processes.
The bag contains no heavy metals or toxic substances.
Q & A
-
What are the best-selling sizes?
Snack(6.5"*3.8"), Sandwich(6.3*6.54"), Quart(7"*8"), Gallon(10.55"*11.54") -
What are the advantages compare to other suppliers?
Enhanced durability & performance Advanced Production Capacity Strong business team save your time and energy Bulk Cost Advantage Fast delivery -
Are compostable zipper bags truly biodegradable?
Yes. Compostable zipper bags, like those made by Naturepoly, are designed to biodegrade fully under industrial composting conditions, breaking down into natural elements within about 180 days. Some thinner bags (under 63μm) can also biodegrade in home compost bins, though this takes longer. They leave no toxic residues, unlike conventional plastics. -
Can they hold liquids?
Yes, compostable zipper bags are designed to be leak-resistant and durable enough to hold liquids such as sauces or dressings. Their one-piece blowing technology ensures a strong seal that prevents leaks, making them suitable for storing wet foods. However, extreme liquids or long-term liquid storage might require additional precautions. -
Are they safe for food storage?
Absolutely. Compostable zipper bags from reputable brands like Naturepoly are made with food-grade, BPA-free PBAT and starch blends. They contain no heavy metals, toxins, or harmful chemicals, ensuring safe direct contact with food (FDA-approved), including fresh produce, snacks, and leftovers. -
How long do they last?
When stored properly—in a cool, dry place away from sunlight—these bags have a typical shelf life of 10 to 12 months from delivery. Once in use, their durability and seal keep food fresh and protected for everyday needs. In fact, based on our experience, the bag can still be used for more than a year and a half in a home environment. -
Can Naturepoly customize compostable zipper bags?
Yes! At Naturepoly, we offer full customization for our zipper bags. This includes custom sizes, color, thickness, packaging, and printing, perfect for cafes, restaurants, or events looking to align with eco-conscious values. -
How many colors can Naturepoly print on zipper bags?
Up to 2 colors, and we use eco-friendly inks. -
Can compostable bags be recycled?
No, compostable bags should not be recycled through regular plastic recycling streams, as they require specific industrial composting facilities to break down properly. Mixing them with conventional plastics can contaminate recycling batches. Instead, dispose of them via certified composting programs or home composting if applicable. -
Are compostable zipper bags and biodegradable zipper bags the same?
While both terms are related, compostable zipper bags specifically break down into non-toxic components within a certified composting environment, typically within 180 days. Biodegradable zipper bags may break down over a longer, less predictable period and might not meet strict composting standards. For guaranteed eco-friendliness, look for certified compostable bags like Naturepoly’s. -
Can compostable ziploc bags be used like regular plastic Ziploc bags?
Yes! Compostable ziploc bags or ziploc compostable bags mimic the convenience of traditional plastic Ziploc bags, including resealable zippers and durability, but with the added benefit of being eco-friendly and compostable. -
Are China compostable zipper bags reliable?
China is a major producer of compostable zipper bags wholesale and compostable zipper bags bulk. However, quality varies between suppliers. When sourcing from China or elsewhere, always check for proper certifications like BPI, ASTM D6400, or EN13432 to ensure you receive the best compostable zipper bags. -
How do I buy compostable zipper bags in bulk?
For businesses or events, purchasing compostable zipper bags bulk from trusted suppliers like Naturepoly offers competitive pricing, customization options, and certified quality. Bulk orders often include options for custom sizes, printing, and packaging, aligning with brand sustainability goals. -
Are compostable zip bags safe for all food types?
Yes, high-quality compostable zip bags are made with food-grade materials that are BPA-free and free from heavy metals or toxins. They are suitable for snacks, produce, leftovers, and even liquids when sealed properly.
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