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Is Glassine Plastic?

Is Glassine Plastic?

One type of packaging material that has been gaining attention for its eco-friendly properties is glassine. Despite its smooth, glossy appearance and versatile applications, glassine is often mistaken for plastic. However, glassine is not a plastic.

Is Glassine Plastic?

No, glassine is not plastic. it is a unique type of paper made from 100% wood pulp. Its ability to resist air, water, and grease makes it an ideal choice for a variety of uses, from food packaging to protecting delicate items. Unlike plastic, glassine is biodegradable, recyclable, and non-toxic, making it a sustainable alternative for environmentally conscious consumers and businesses alike.

What is Glassine?

Glassine is a smooth, glossy paper that is air, water, and grease-resistant. It is made from 100% wood pulp, which is processed to remove any impurities and then pressed into sheets. The resulting paper is non-toxic, biodegradable, and recyclable.

We've broken down everything you need to know about glassine here! Including what it is, what it's for, and why it's such a popular packaging choice.

What Are The Characteristics of Glassine?

  1. What is glassine made of? Glassine is made from wood pulp, a natural and renewable resource.
  2. What glassine looks like: Translucent with a smooth, glossy finish.
  3. The properties of glassine:
    • Water-resistant: Can resist moisture to a certain extent.
    • Grease-resistant: Prevents oils and greases from seeping through.
    • Non-toxic: Safe for use with food and other sensitive items.
    • Biodegradable and Recyclable: Environmentally friendly alternative to plastics.

Glassine vs Plastic

In a nutshell...


  • Derived from petroleum or natural gas.
  • Not biodegradable (depending on the type of plastic).
  • Often associated with environmental pollution and waste issues.
  • Can be transparent or opaque, with varying degrees of flexibility and strength.


  • Made from wood pulp.
  • Fully biodegradable and recyclable.
  • Translucent with a glossy finish.
  • Eco-friendly and sustainable option for packaging and wrapping.

The Uses of Glassine

  • Packaging: Used for wrapping food items, delicate objects, and non-food items.
  • Stationery: Envelopes, interleaving paper, and protective covers.
  • Crafts and Art: Protecting artwork, photographs, and collectibles.

We think these are The Best Items to Pack in Glassine Bags!


Glassine is not plastic but rather a type of paper with specific properties that make it suitable for various uses, particularly where moisture and grease resistance are needed. Its eco-friendly nature makes it a preferred choice for those seeking sustainable packaging options. If you have more questions about glassine or need information on related topics, feel free to ask us!

If you're in need of sustainable packaging, Impack offers a wide-range of options for you including biodegradable mailer bags, bubble mailers, padded paper mailers, packing tapes, and our ABC paper boxes. And if you're interested in glassine packaging, watch out for the launch of our glassine bags.

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