48" x 1075' 4 Mil Poly Tubing
What fits in 48" poly tubing?
With a 48" lay-flat width, this tubing slips over items up to about 30.6" across (round) or 47.5" wide (flat). Cut it to any length and heat-seal the ends to make custom bags for rods, pipes, rolled posters, cables and long parts. At 4 mil, it is heavyweight.
Features
- Acid-free and archival safe
- Grease resistant
Our 4 Mil (.004”) Heavy-Duty Poly Bags are built to handle the toughest packaging jobs. Made from premium Low Density Polyethylene (LDPE), these extra-strong plastic bags are ideal for heavy products, industrial components, bulk foods, and shipping needs. With superior puncture and tear resistance, they provide reliable protection for even your most demanding applications.
-
Maximum Strength & Durability – Thick 4 Mil LDPE ensures your items stay secure during storage, handling, and shipping.
-
Food-Safe Quality – FDA and USDA compliant for direct food contact, making them perfect for packaging meat, produce, or dry goods.
-
Precise Sizing – Listed width is the flat measurement of the bag (not diameter), with dimensions provided in inches.
-
Easy to Seal – Heat sealable for a tight, tamper-resistant closure.
-
Eco-Friendly Choice – 100% recyclable and made from 100% virgin raw materials for consistent strength and clarity.
These heavy-duty plastic poly bags are perfect for warehouses, food processing, manufacturing, and retail packaging. Whether you need industrial poly bags for large parts or food-grade bags for bulk storage, our 4 Mil LDPE bags deliver unmatched performance and reliability.
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.
What does 4 mil mean?
Mil measures film thickness: 1 mil is one-thousandth of an inch (0.001"). At 4 mil, this tubing is heavyweight, made for heavy or sharp-edged items such as tools and industrial parts. Read more in our guide, What is a Mil?
Are these rolls food safe?
Yes. This product meets FDA requirements for direct food contact.
How do I make bags from poly tubing?
Pull out the length you need, cut it, and heat-seal both ends with an impulse sealer. You get a custom-length bag every time, which is ideal for long or odd-sized items.
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
-
1.5 Mil Poly Tubing
When you need a packaging solution that’s stronger than standard 1 Mil bags but still lightweight and versatile, our 1.5 Mil Poly Tubing is the perfect choice. Designed for light-duty...
View Products -
2 Mil Poly Tubing
2 Mil Poly Tubing: Make Medium-Duty Bags to Any Length 2 mil poly tubing is the go-to gauge for businesses that bag products of many different lengths. Pull tubing off...
View Products -
3 Mil Poly Tubing
When you need packaging that can handle bulkier or heavier products, our 3 Mil Poly Tubing is the perfect solution. Stronger and thicker than 1.5 and 2 mil options, this...
View Products -
6 Mil Poly Tubing
When only the strongest packaging will do, our 6 Mil Poly Tubing is built to handle it. Designed for super heavy-duty applications, this tubing provides unmatched durability, puncture resistance, and...
View Products
