4" x 8" 1.5 Mil Flat Poly Bags - 3,000/Case
What fits in a 4" x 8" bag?
A 4" x 8" flat bag holds items up to about 3.5" wide and 6" long, leaving room at the top to tie it off or heat-seal it. It is a good fit for business cards, keys, jewelry and small parts. At 1.5 mil (economy weight), it is made for light to medium items like parts, linens and food.
Features
- Acid-free and archival safe
- 3,000 bags per case
Our 1.5 mil low-density polyethylene (LDPE) flat poly bags deliver 50% more strength than standard 1 mil bags, making them perfect for storing, protecting, and shipping light to medium weight products with confidence.
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Enhanced durability with 1.5 mil thickness for superior tear resistance and protection
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Seamless tubing construction eliminates side seals or slits that can rip or fail
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Made from 100% virgin LDPE for crystal-clear clarity and consistent high quality
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Heat sealable open-top design easily seals with heat sealers, tape, or twist ties
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FDA & USDA compliant – Safe for direct food contact.
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Eco-friendly and recyclable for responsible disposal and sustainability
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True-to-size dimensions for an accurate fit and easy ordering
Please note: These bags are open-top and do not include a reclosable zipper. Manual sealing is required.
Frequently Asked Questions
When will my order ship?
Orders placed before 1 PM Pacific on business days ship the same day from our California warehouse, and delivery usually takes 2–5 business days. Orders of $1,500 or more ship free to commercial addresses. We don't ship to Alaska, Hawaii or Puerto Rico.
How many bags come in a case, and is there a minimum order?
Each case contains 3,000 bags. There's no minimum order, and larger orders get a lower price per case; see the Volume price breaks table on this page.
What does 1.5 mil mean?
Mil measures film thickness: 1 mil is one-thousandth of an inch (0.001"). At 1.5 mil, this bag is economy weight, made for light to medium items like parts, linens and food. Read more in our guide, What is a Mil?
Are these bags food safe?
Yes. This product meets FDA requirements for direct food contact.
Can these go in the freezer?
They aren't recommended for storage in sub-freezing temperatures.
How do I close these bags?
They have an open top, so you can heat-seal them with an impulse sealer, close them with bag ties or tape, or tie them off.
Can I get a sample before ordering?
Yes. Click on this page and we'll send one out for a $6.99 sample shipping fee.
Can you make a custom size or thickness?
Yes. If you need a size, thickness or quantity we don't stock, send us a Custom Quote Request and we'll get back to you with pricing.
Shop Other Thicknesses
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