Description
100% Cotton Dust Mite Barrier Mattress Encasement.
How the Barrier Works:
Unlike standard fitted protector, this full 6-sided encasement completely seals your mattress using high-density, tightly woven cotton fabric and a secure micro-zipper closure. This dense fabric weave acts as a physical shield that stops dust mites & fine dust particles, from penetrating or settling inside your mattress
High-Performance Allergy Protection for Australian Homes
If you wake up with a stuffy nose or itchy eyes, your mattress might be the culprit. Our 100% Cotton Dust Mite Mattress Protector is the gold standard for Australian sleepers seeking a natural, chemical-free barrier against allergens. Unlike standard covers, this full cotton non-waterproof mattress encasement surrounds your entire bed, creating a microscopic shield that prevents dust mites from colonising your mattress.
Why Choose a Cotton Mattress Encasement for Asthma Relief?
Managing asthma and allergies starts with your bedding. Our encasements are manufactured using tightly woven upland cotton with a pore size of just ~2.8 microns. This is significantly smaller than the Australian industry average, ensuring even the smallest dust mite particles are trapped.
Complete Your Bedding Protection System:
For complete 360-degree bedding protection against dust mites, bed bugs, and fine particles, combine this cotton mattress encasement with matching zippered pillow protectors and quilt encasements.
As a trusted Australian bedding specialist, Cover & Protect ensures every seam is reinforced with an innovative binding design. Our commercial-quality mattress protectors are made from quality materials that are rigorously tested to create the best allergy bedding available in Australia.
Summary:
- Choose Cotton for natural fibres, maximum breathability, and chemical-free comfort.
- Choose Waterproof protectors if you need protection against bed bugs, spills, accidents, and stains.
- Note: Waterproof protectors are slightly less breathable than cotton, making them a bit warmer for hot sleepers.
Read article on dust mite bedding
Key Features:
- Physical Dust Mite Barrier: High-density fabric weave blocks dust mites and household fine dust particles from entering or nesting inside your mattress.
- Complete 6-Sided Encasement: Fully encloses the top, bottom, and all four sides with a micro-zipper lock to prevent gaps.
- 100% Natural Cotton Comfort: Soft, breathable natural cotton allows airflow so you stay cool and comfortable while sleeping.
- Dimensions & Fit: Fits all Australian size mattresses with 2 depth size available 25cm & 35cm.
- Easy Care: Machine washable and dryable
Premium Features & Australian Sizing Guide
We understand that Australian mattresses vary in height. To ensure a snug, effective fit, we offer two depth options:
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25cm Depth: Ideal for standard inner-spring and foam mattresses.
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35cm Depth: Designed for pillow-tops and deep mattresses (suitable for depths up to 37cm via natural compression).
Pro Tip: For the best results, we recommend placing a standard waterproof protector over your cotton encasement. This keeps the encasement clean, meaning it rarely needs to be removed, maintaining the integrity of the allergen barrier. Also recommend using pillow protectors
Full range of Cover & Protect Allergy bedding products
Care Instructions & Longevity
Our OEKO-TEX® certified cotton is designed for durability. To maintain your 10-year warranty:
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Hot Wash: Up to 60°C to kill existing allergens.
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Drying: Warm machine dry; do not iron or bleach.
Frequently Asked Questions (FAQ)
Cotton vs. Waterproof: Which is right for you?

Choosing the right protector depends on your specific needs for comfort and protection. While both offer excellent defence against allergens, our 100% Cotton Encasement is the premium choice for those who prioritize a natural sleep environment.
Why Choose Cotton?
- Natural & Breathable: Made from tightly woven 100% cotton (2.8 µm pore size), it offers maximum airflow and superior temperature regulation.
- Chemical-Free Comfort: OEKO-TEX certified and hypoallergenic, our cotton is free from chemicals, making it ideal for sensitive skin.
- Pure Sleep Surface: If you don’t require liquid protection, cotton provides a softer, more traditional feel without the TPU membrane found in waterproof alternatives.
Why Choose 90 GSM Polyester Jersey (Waterproof)?
- Total Liquid Block: Features a TPU membrane that stops spills, stains, and perspiration from reaching your mattress.
- Enhanced Stretch: The knitted jersey fabric is softer and stretchier, making it easier to fit onto deeper mattresses.
- Ultimate Barrier: Provides a complete seal against bed bugs, dust mites, and grime.
Summary:
- Choose Cotton for natural fibres, maximum breathability, and chemical-free comfort.
- Choose Waterproof if you need protection against spills, accidents, and stains.
- Note: Waterproof protectors are slightly less breathable than cotton, making them a bit warmer for hot sleepers.
How often should I wash my dust mite encasement?
Because this is a full encasement, we recommend leaving it on the bed and using a secondary washable protector on top. You only need to wash the cotton encasement 2 times a year unless it becomes soiled.
Is this protector breathable for hot sleepers?
Yes. Because it is made from 100% upland cotton with no plastic membranes, it allows for natural airflow, making it much cooler than synthetic “waterproof” alternatives.
Will this fit my 37cm deep mattress?
Yes. While the maximum depth is 35cm, the cotton fabric allows for slight compression. A 37cm mattress will usually fit securely without straining the zipper or stitching.


Related information:
OEKO-TEX Standard 100 Certification
Read article on the best bedding protectors for your family.
Read article on The Ultimate Guide to Dust Mite Allergies
Contact Us Today:
Do you have questions about which protector suits your household? Our friendly team is happy to help you choose the right product for your needs.
📞 Call us: 02 9316 6654 (Mon–Fri) | 0408 113 089 (7 Days) 📩 Email us: sales@coverandprotect.com.au








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