Fiberglass in Mattresses

Written by Mohammed Aftab

Last Updated March 13, 2024

In this article, we'll talk about the advantages and dangers of using fiberglass in mattresses and whether or not you should be concerned about it. Furthermore, we will discuss how to find mattresses devoid of fiberglass.

latex mattress

Key Takeaways:

  • Fiberglass is a composite material made by reinforcing plastic with glass fibers. It is a low-cost material that is primarily used in mattresses to act as a fire retardant.
  • The main health risks that fiberglass exposure poses are - respiratory issues, skin/eye irritation, and allergic reaction. If you notice any of these symptoms in an aggressive manner, consult a doctor.
  • Check the mattress's label and manufacturer's website for information on its materials to ensure it is fiberglass-free. Fiberglass is usually found in cheap, synthetic mattresses.

fiberglass in mattresses

Do you ever wonder why so many mattresses sold today include fiberglass? Are you trying to find a mattress without fiberglass because you are concerned about the risks it could pose? You're in the right place, then.

Fiberglass is a popular material that is used in a wide range of products today, including mattresses. The material is well-known for its flexibility, durability, and fire resistance, making it a popular choice among manufacturers. The potential health risks of using a fiberglass mattress, however, might not be widely known by consumers.

What is fiberglass, and how does it relate to mattresses?

Fiberglass, otherwise referred to as "glass wool," is a synthetic, fibrous substance made up of tiny glass fibers that are woven together. To put it another way, fiberglass is a type of composite material, which is a combination of two materials with distinct properties. The two materials that make up fiberglass are plastic and glass fiber.

Fiberglass was developed between 1932 and 1933 with the primary purpose of being used as thermal building insulation. Even today, it is frequently used as insulation in building materials but is also found in automotive components and mattresses. Mattress companies typically add a layer of fiberglass inside the mattress to make it fire resistant. Furthermore, fiberglass is a relatively inexpensive material, making it a cost-effective option for manufacturers.

Overall, the use of a fiberglass layer in mattresses is intended to provide additional safety and protection for consumers while also providing a cost-effective and long-lasting option for manufacturers.

Benefits of fiberglass in mattresses

There are several advantages to using fiberglass in mattresses, including:

  1. Fire resistance

Fiberglass is renowned for its fire resistance, which enables it to contain fires more effectively and lessen the likelihood of a home fire. This is crucial for mattresses made of highly flammable materials like memory foam.

fiberglass and fire resistance

  1. Affordability

Fiberglass is a relatively inexpensive material, making it a cost-effective option for manufacturers. Consumers may benefit from lower mattress prices as a result of this.

  1. Durability

Fiberglass is lightweight and long-lasting, making it an excellent material for mattresses. It can withstand everyday wear and tear and provide long-lasting support.

natural and organic latex mattress topper

Risks of fiberglass in mattresses

Exposure to fiberglass may pose a number of health risks, including:

  1. Respiratory issues

Fiberglass fibers are extremely small and are easily airborne, where they can be inhaled. This can result in respiratory problems like nose, throat, and lung irritation, as well as more severe conditions like pulmonary fibrosis.

  1. Skin irritation

Fiberglass fibers can irritate the skin, causing redness and itching. Prolonged fiberglass exposure can result in more serious skin conditions, such as contact dermatitis.

skin irritation due to fiberglass in mattress

  1. Eye irritation

Your eyes may become irritated, red, and itchy after being exposed to fiberglass fibers.

  1. Allergic reactions

Fiberglass can cause allergic reactions in some people, leading to signs like hives, breathing problems, and itching.

The risk of these health issues is generally low, especially with modern mattresses that use mattress covers or mattress protectors to keep the fibers from becoming airborne. Even so, it's crucial to be aware of the dangers and take preventative measures to limit exposure to fiberglass. If you have any worries or doubts, it is always advised to consult a doctor.

What should you do if you were exposed to fiberglass?

what to do if you were exposed to fiberglass

If you have been exposed to fiberglass, you must take steps to remove the fibers from your skin, eyes, and lungs. You can take the following actions:

  1. Any clothing that might contain fibers should be taken off and washed separately from other items of clothing.
  2. Take a shower or bath and gently scrub your skin with soap and water. Pay close attention to any areas of your body that may have come into direct contact with the fibers, such as your face, arms, and hands.
  3. If you have fibers in your eyes, rinse them for several minutes with water.
  4. Seek medical attention as soon as you notice any symptoms, such as eye irritation, redness, or difficulty breathing.
  5. Keep track of your symptoms and notify your doctor about your fiberglass exposure so that you can receive the proper medical treatment and advice.

Are there any fiberglass-free mattresses on the market?

fiberglass free mattresses

Yes, fiberglass-free mattresses are available on the market. Fiberglass is a common material used in the production of traditional innerspring and memory foam mattresses, but other materials and construction methods can be used to create a mattress without the use of fiberglass.

Natural and organic latex mattresses, for example, are frequently found to be free of fiberglass. They strive to avoid using synthetic products as much as possible, and as a result, they prefer natural fire retardants such as wool over fiberglass.

Other mattresses that aim to be made of organic materials, like those made of wool, cotton, or hybrids, are also known to be free of fiberglass.

It's always a good idea to check the product specifications and materials used to make the mattress, as this helps ensure it doesn't contain fiberglass or other materials to which you are sensitive or allergic.

Finding a fiberglass-free mattress

Here are some simple methods for determining whether a mattress is free of fiberglass:

  1. Look for certifications: Mattresses with certifications such as GOLS, GOTS, OEKO-TEX, or Greenguard Gold are likely to be free of fiberglass. These certifications indicate that the mattress has been tested for harmful substances and that it complies with certain safety standards.
  2. Read the product label: The materials used in the construction of most mattresses will be listed on the label. Look for any mention of fiberglass or glass fibers, and avoid mattresses that contain them.
  3. Check for physical signs: A mattress' surface may occasionally show signs of fiberglass fibers, and touching the mattress may cause it to feel scratchy. These symptoms indicate that the mattress most likely contains fiberglass.
  4. Ask the manufacturer: Make direct contact with the manufacturer and inquire if you're unsure whether a mattress contains fiberglass. They ought to be able to tell you more about the components of the mattress.

If you want to completely avoid fiberglass, you can look for one of the many mattress manufacturers that specialize in fiberglass-free mattresses.

Protective measures you can take against the fiberglass in your mattress

In order to lessen your exposure to the fiberglass in your mattress, you can take a few measures:

  1. Use a mattress cover: When you move around on the bed, fibers may become airborne, so a mattress cover can help shield you from them. Look for a cover made especially to protect against fiberglass.

using a mattress cover to protect yourself fiberglass

  1. Vacuum your mattress regularly: If fibers get trapped in your mattress, vacuuming can help remove them.
  2. Avoid sleeping directly on the mattress: Use a mattress pad or mattress topper instead.
  3. Use a HEPA filter: Your vacuum can be equipped with a HEPA filter to help remove fibers from the air in your bedroom.

Despite these precautions, exposure to fiberglass cannot be completely avoided. Replace your mattress with one free of fiberglass if you suffer from severe sensitivities or allergies to the substance.

natural and organic pillows


Fiberglass is a popular option for mattresses because of its fire-retardant properties and low cost. However, if it is not adequately covered in a protective layer, it can also cause skin irritation. Due to this, many people are now switching to mattresses made of natural materials or without any fiberglass.

Several mattress companies specialize in producing fiberglass-free mattresses so that if you are interested in this type of mattress, you do not have to look too far. You can also check the mattress's label to ensure that it is free of fiberglass. Finally, buying a mattress cover can help to protect your skin from any potential skin irritation caused by the tiny glass fibers.


  1. Is fiberglass in a mattress safe?

Fiberglass is a common material used as flame retardants in mattresses and is considered safe for use in this context. It is important to note, however, that if fiberglass fibers become airborne, they can cause skin irritation or respiratory problems.

  1. How do I know if there is fiberglass in my mattress?

Looking at the product label or the manufacturer's website for information about the materials used in the mattress' construction is the best way to find out if a mattress contains fiberglass. Since fiberglass is frequently used in mattresses as a fire barrier, manufacturers are required to disclose its use on the label.

  1. Does all memory foam have fiberglass?

Not all memory foam mattresses sold today contain fiberglass. Fiberglass is frequently used as a low-cost fire barrier in mattresses, so some traditional and low-cost memory foam mattresses may contain it. Many high-quality memory foam mattresses, on the other hand, do not use fiberglass as a fire barrier and instead use materials such as rayon, wool, or polyester.

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3. Full Size Bed Dimensions: Mattress Measurements in Inches, Cm, And Feet

4. 5 Signs That Shows Its Time For A New Mattress

5. How To Care For Your Latex Mattress Topper

Disclaimer: What is said in this article has been referenced from multiple sources and is intended only for educational and informational purposes. Please note that no content in this article is a substitute for professional advice from a qualified doctor or healthcare provider. Always consult an experienced doctor with any concerns you may have regarding a health condition or treatment, and never disregard any medical suggestions or delay in seeking treatment because of something you read here.