What is a mylar bag?


Polyester film (PET) is a film material made of polyethylene terephthalate as raw material, extruded into thick sheets, and then biaxially stretched.
It is widely used in fiberglass, building materials, printing, medicine, and health.
It has excellent mechanical properties, high rigidity, hardness and toughness, puncture resistance, friction resistance, high and low-temperature resistance, chemical resistance, oil resistance, airtightness, and good fragrance retention. It can protect items from light, leakage, puncture, etc.
Good air tightness and fragrance preservation can protect items from light, leakage, and punctures.

Advantages of mylar bags

  • 100% virginal material, Eco-friendly ink, Food-grade complex adhesive, non-toxic and odorless
  • Colorful, bright, and never rub-off printing
  • Food storage bags are moisture and water resistant
  • It can be configured with zippers for repeated sealing and resealing
  • Made of aluminum foil and plastic, durable, reliable, and very strong
  • Odor resistance keeps weeds fresh

History of mylar bags


In fact, “mylar” is a very famous brand of PET film. 1984, ICI UK and Dupont USA first patented polyester film (PET). 1953, BOPET was developed, and BOPET bags were used in the kitchen then. Polyester film is more difficult to pronounce. So, more people use polyester film bags to call bags made of vacuum aluminized BOPET.

“Mylar” is a trademark held by a company called — DuPont. This company produced and sold BOPET films from the first beginning.
BOPET (biaxially-oriented polyethylene terephthalate) is a polyester film made from stretched polyethylene terephthalate (PET). It is used for its high tensile strength, chemical, and dimensional stability, transparency, reflectivity, gas and aroma barrier properties, and electrical insulation.

Uses and Benefits of mylar Bags

  • Mylar bag is highly flexible and thin while also solid and durable. It is puncture-resistant and easy to use.
  • Mylar bags protect from light, moisture, and insects, and mylar bags can hold large amounts of food for long-term storage without worrying about tears and breaks in the bag.
  • Mylar bags can store coffee, nuts, cookies, chips, chocolate, and cereals. Most foods or snacks have a short shelf life, between 6 months and two years.
  • But the time can be extended without oxygen and light to 5 years or even 20 years.
  • Mylar bags are widely used in food packaging, pharmaceuticals, and cannabis packaging. Mylar bags are always popular with weed packers because of their ability to keep weed fresh and odor resistant for a long time.
  • Cannabis packers always prefer mylar bags. The unique, customizable service offers more branding and personalization possibilities for cannabis packaging.

What is a stand up pouch?

A stand-up pouch is a flexible packaging bag with a horizontal support structure at the bottom that does not rely on any support and can stand on its own whether the bag is opened or not.
Stand-up pouches are classified as ordinary stand-up pouches, stand-up spout pouches, stand-up spout pouches, spout-like stand-up pouches, and shaped stand-up pouches.

A stand-up pouch is a flexible packaging bag with a horizontal support structure at the bottom that does not rely on any support and can stand on its own whether the bag is opened or not.
Stand-up pouches are classified as ordinary stand-up pouches, stand-up spout pouches, stand-up spout pouches, spout-like stand-up pouches, and shaped stand-up pouches.

Advantages of stand up pouches

Stand-up pouches are a relatively new form of packaging, enhance the product grade, strengthen the visual effect of the shelf, are portable, convenient to use, fresh and can be sealed, and many other advantages.

Stand-up pouches have excellent sealing and strength of composite materials, are not easy to break and leak, have lightweight, have less material consumption, and are easy to transport and other advantages.
At the same time, the packaging material has anti-static, anti-UV, oxygen and moisture blocking, easy to seal, and other high performance.
Stand-up packaging bags have chemical resistance, glossy, partially transparent, or translucent. Most of them are good insulators.
Stand-up zipper bags are lightweight and tight.
They can be produced in large quantities and at low prices.
Stand-up zipper bags are multi-functional, multi-practical, easy to color, and have high temperatures.

Stand up pouches and mylar bags: which is the best?

Mylar bag is also available in our company in the form of stand-up. The bag type and material choice is based on the product you are packing.
Our professional technicians can provide constructive advice to customers, and the customizable bag service is also one of our significant advantages.
Currently, stand-up bags are mainly used for product display, more applicable in retail, while marijuana, medicine, and weed packaging are primarily relevant to mylar bags.