Bags can be made of many different materials such as nylon, leather, poly, cotton, and much more.  Learn about fabrics, fibers, and leather.

Below are a few of the many suppliers that produce materials appropriate for bags.

  A Pac Manufacturing: At A-Pac Manufacturing, they make a wide variety of poly bags that are often customized to meet customers' needs. Because polyethylene pricing has taken a roller-coaster ride over the past few years, you may find it advantageous to receive a quote from them. Their prices are very competitive.

  Bradley's: they currently supply some of the largest distributors of packaging materials in Southern California with poly film.  Bradley's is more than a distributor of packaging materials. They can extrude polyethylene film.

  Dana Poly Inc.: Dana Poly, Inc is a manufacturer of quality polyethylene film, bags and sheet products. Among our industrial offerings are plastic bin liners, box liners, drum liners, gaylord liners, and heavy-duty pallet covers. We offer plastic film and bags for specific industries, including textile bags, carpet bags, carpet tubing, chair bags, chair covers, furniture bags, furniture covers, mattress bags, plastic bed bug bags, sofa bags, clear anti-static bags and pink anti-static bags. Other products include single-wound sheeting, shrink bags, poly sleeves, perforated plastic sheets, hexene bags, centerfold sheeting and centerfold bags.

Midwest Bag & Supply : Leading Supplier of Woven Polypropylene Bags. Midwestern Bag & Supply is a leading poly bag supplier in the U.S. because: They design and manufacture our PP bulk bags to meet your specific requirements. If the poly woven bulk bags they have in stock don't accommodate your needs, ask them about creating the custom design that works for you.

  Rutan Poly Industries Inc. Manufacturer of Quality, Custom Poly Films and Bags. Welcome to Rutan Poly Industries, Inc., the premier custom poly bags manufacturer in the US. They design and produce different types and sizes of plastic films and bags using a variety of materials to suit any need and applications.  They gained a solid reputation for being a reliable manufacturer and supplier of high quality poly bags and films for commercial and industrial use. Bottom seal bags, side weld bags, bags with a lip, wicket bags, custom size bags, water tight seal bags, etc.

Some plastic bags are made from a ubiquitous polymer substance known as polyethylene. This begins as ethylene, commonly extracted from natural gases, then treated to become the polymer, forming long chains of carbon and hydrogen atoms.