8" x 4" x 18" 1 Mil Gusseted Poly Bags - 1,000/Case
What fits in an 8" x 4" x 18" bag?
Opened up, it gives a base of about 8" x 4" and holds items up to roughly 15" tall, leaving room at the top to tie it off or heat-seal it. It is great for a loaf of bread, bakery items, bottles and boxed goods. At 1 mil (economy lightweight), it is made for light items such as apparel, paper goods and bakery products.
Features
- Acid-free and archival safe
- 1,000 bags per case
Our 1 Mil gusseted poly bags are the perfect choice for lightweight packaging and retail display. Designed with expandable sides and a fitted bottom, these bags easily accommodate bulky or irregular-shaped items while keeping them protected from dirt, dust, and moisture.
- Best for extra lightweight applications – Ideal for bakery goods, produce, crafts, medical items, and lightweight retail products.
- Made from 1 Mil (.001”) low-density polyethylene (LDPE) for clear, reliable packaging.
- Expandable gusseted sides – Bag opens wide to the middle (second) dimension for easy packing.
- Heat sealable open-top design – Seal securely with a heat sealer, tape, or twist tie.
- FDA & USDA compliant – Safe for direct food contact.
- 100% recyclable – Eco-friendly packaging made from 100% virgin raw materials.
- Dimensions listed in inches – First dimension represents the bag opening; gusset expands to the middle dimension
Please note: These bags are open-top and do not include a reclosable zipper. Manual sealing is required.
Perfect for commercial kitchens, grocery stores, bakeries, and retail shops, these clear gusseted poly bags combine flexibility, food safety, and sustainability.
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 1,000 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 mil mean?
Mil measures film thickness: 1 mil is one-thousandth of an inch (0.001"). At 1 mil, this bag is economy lightweight, made for light items such as apparel, paper goods and bakery products. 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.
How do I read a gusseted bag size?
Gusseted sizes are listed as width x gusset x length. The gusset is how deep the folded sides open, so when the bag is opened it gives a base of about width x gusset, and the length is the height of the bag. See our How to Measure guide for diagrams.
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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