Can You Wash A Wool Mattress Topper?

Before we delve into the subject, let's take a quick look at the essential points we're going to cover in this article.

Key Topic Summary
Machine wash Certain wool mattress toppers can be machine washed on a woolen cycle with cold water.
Air dry Air-drying is recommended post-washing to prevent shrinkage and damage to the wool fibers.
Spot cleaning For specific care instructions or if machine washing is not an option, spot cleaning is recommended.
Sunlight exposure Exposing the wool mattress topper to sunlight helps naturally bleach, deodorize, and disinfect the wool.

So, the burning question: Can you wash a wool mattress topper? Absolutely. However, it’s vital to follow the manufacturer’s care instructions diligently.

In the course of this article, we’ll be exploring some general guidelines for washing a wool mattress topper.

Machine Wash: A Delicate Affair

Indeed, some wool mattress toppers can be machine-washed. However, it’s imperative to set the machine on a delicate or woolen cycle with cold water.

Using a mild detergent, or one explicitly formulated for wool, will prevent the fabric from any potential harm (Do Mattress Toppers Actually Work?).

 A front-loading washing machine is preferred for this task, as it tends to be gentler on the fabric (Are Mattress Toppers Machine Washable?).

Did you know? Wool is a sustainable and renewable resource, making it an environmentally friendly choice for bedding

Air Dry: The Natural Way

After washing, the next step is to dry the topper. Here’s where air drying comes in, as tumble drying can lead to shrinkage and damage the wool fibres.

 It’s recommended to lay the topper flat or hang it to dry in a well-ventilated area.

This natural method of drying will help maintain the quality and longevity of your topper (What Does a Mattress Topper Do?).

Spot Cleaning: The Detailed Touch

If machine washing is not suitable or the topper has specific care instructions, spot cleaning is a convenient method to consider.

Use a mild soap and a washcloth to gently clean any stains or soiled areas.

 A detailed approach, spot cleaning ensures minimal risk to the fabric while providing an effective clean (How to Clean a Mattress Topper?).

A pair of hands placing a mattress topper on top of a mattress

Sunlight Exposure: The Natural Sanitiser

Sunlight exposure is another highly effective method to clean and freshen up a wool mattress topper. By laying the topper in the sun, you’re allowing sunlight to naturally bleach, deodorise, and disinfect the wool. This process can help maintain the freshness of your topper while preserving its quality (Are Wool Mattress Toppers Any Good?).

Taking care of a wool mattress topper isn’t rocket science. It just needs a little love and the right techniques.

Spot Cleaning a Wool Mattress Topper: A Step-by-Step Guide

Another practical aspect of maintaining your wool mattress topper is knowing how to spot-clean it. If you’ve ever had to deal with a stubborn stain or spill, this process can be a real lifesaver. Let’s dive into the step-by-step process.

Step 1: Identify the Stain

The first step is to identify the location and type of stain on the mattress topper. Knowing the nature of the stain can aid in choosing the most effective cleaning solution.

Step 2: Prepare a Cleaning Solution

Next, prepare a cleaning solution. This typically involves mixing a small amount of warm water with a mild soap or wool care detergent, such as Woolite or a similar product. Alternatively, you can create a thick paste by combining baking soda, salt, and water.

Step 3: Apply the Cleaning Solution

Now it’s time to apply the cleaning solution. To do this, dip a clean cloth or sponge into the cleaning solution and gently dab the stained area. It’s crucial to avoid rubbing or scrubbing, as this can damage the wool fibres.

Step 4: Let It Sit

Let the cleaning solution sit on the stain for a few minutes. This allows the solution to penetrate and break down the stain.

Step 5: Rinse

The next step is to rinse off the cleaning solution. Dampen a clean cloth or sponge with fresh lukewarm water and gently dab the area to rinse.

Step 6: Air Dry

After spot cleaning, air dry the mattress topper thoroughly. Lay it flat in a well-ventilated area or hang it up to dry. Avoid exposing it to direct sunlight or heat sources, as this can cause shrinkage or damage to the wool fibres (How to Dry a Mattress Topper?).

Step 7: Remove Odours

Finally, if there are any lingering odours, you can sprinkle baking soda on the mattress topper and let it sit for a few hours before vacuuming it off. This can help absorb and neutralise any unpleasant smells (How to Freshen a Mattress Topper?).

1Identify the stain
2Prepare a cleaning solution
3Apply the cleaning solution
4Let the solution sit
5Rinse off the solution
6Air dry the topper
7Remove odours if necessary

The Verdict on Using Hot Water: A No-Go Zone

Moving on, a question that frequently pops up is: Can you use hot water to wash a wool mattress topper? The short answer is no. Washing wool in hot water can cause the wool fibres to shrink and become felted, a process that can irreversibly damage the topper.

Cold Water: The Wool-Friendly Choice

When it comes to wool, cold water is always the recommended option. By opting for the delicate or woolen cycle on your washing machine and using a mild detergent or one specifically formulated for wool, you’re taking measures to maintain the quality and longevity of your topper.

Air Drying: Letting Nature Do Its Thing

Post-washing, the best course of action is to air dry the topper. You can achieve this by laying it flat or hanging it in a well-ventilated area. It’s essential to avoid tumble drying, as it can lead to shrinkage and damage the wool fibres, ultimately diminishing the lifespan of your topper (How to Wash a Mattress Topper?).

Seek Professional Advice When in Doubt

If you’re uncertain about how to wash your wool mattress topper, always refer to the care instructions provided by the manufacturer. Alternatively, you can consider taking it to a professional cleaner who specializes in wool products. These experts have the know-how and resources to care for wool items effectively, ensuring they remain in top-notch condition (Are Mattress Toppers Worth It?).

In essence, the proper cleaning and maintenance of a wool mattress topper involve a delicate balance of appropriate washing techniques and careful drying methods. By following these guidelines, you can ensure your wool mattress topper remains fresh, clean, and ready to provide you with a good night’s sleep.

ActionBest Practice
Water temperatureCold water is best for wool. Hot water can cause shrinkage and felting of wool fibres.
Washing machine cycleUse the delicate or woolen cycle on your washing machine.
DetergentOpt for a mild detergent or one specifically formulated for wool.
DryingAir dry the topper by laying it flat or hanging it in a well-ventilated area. Avoid tumble drying.
Professional cleaningIf unsure about cleaning practices, consult the manufacturer’s instructions or consider professional cleaning services.

The Sizing Question: Will Your Wool Mattress Topper Fit in the Washing Machine?

Another common query revolves around size: Can a wool mattress topper fit in a washing machine? The answer depends on the size of the wool mattress topper itself.

Large Mattress Toppers: The Commercial Route

Large mattress toppers will likely require the spacious capacity of a commercial washing machine. Domestic machines, especially top-loaders, may not provide the necessary space or gentle care that large wool toppers need for effective cleaning and maintenance.

Small Mattress Toppers: The Domestic Option

On the other hand, smaller wool mattress toppers can comfortably fit in a standard washing machine. However, as always, it is recommended to use a front-loading washing machine on a delicate or woolen cycle with cold water to preserve the integrity of the wool fibres and ensure effective cleaning (Are Mattress Toppers Machine Washable?).

Always Check Manufacturer’s Instructions

Regardless of size, always refer to the care instructions provided by the manufacturer before washing your wool mattress topper. These instructions typically contain valuable advice specific to your product, ensuring its longevity and maintained quality (What is a Mattress Topper Used For?).

AspectBest Practice
Size of the topperLarge mattress toppers may require a commercial washing machine. Smaller toppers can fit in domestic machines.
Type of washing machineA front-loading washing machine on a delicate or woolen cycle is recommended.
TemperatureCold water is the best choice to prevent shrinkage and damage to the wool fibres.
Manufacturer’s InstructionsAlways check the provided care instructions before washing your topper.


How do you wash wool mattress toppers?

Wool mattress toppers should be washed using a front-loading machine on a delicate cycle with cold water and a mild detergent. Post-wash, air dry the topper in a well-ventilated area .

Can you put a mattress topper in a washing machine?

Yes, smaller wool mattress toppers can fit in a washing machine. Larger toppers may require a commercial machine or professional cleaning services.

How often should you wash a wool mattress topper?

It’s best to wash a wool mattress topper every few months or as needed. Always follow the manufacturer’s care instructions for optimal longevity.

How do you fluff up a wool mattress topper?

To fluff up a wool mattress topper, shake it out or vacuum it on a low setting. This restores its original loft and comfort.

How long do wool mattress toppers last?

With proper care, wool mattress toppers can last for several years. Their longevity depends on usage, care, and the quality of the wool.


In conclusion, caring for a wool mattress topper doesn’t have to be a daunting task. We have explored how you can effectively clean your wool mattress topper, focusing on critical considerations such as washing methods, temperature sensitivity, sizing challenges, and spot-cleaning techniques.

In our discussion, we also highlighted the importance of professional cleaning services in some instances and shared how to preserve the longevity of your topper with spot cleaning and fluffing techniques.

To summarise, we have covered:

By following the expert advice from Dream HQ and other resources like Shepherd’s Dream and Bio Sleep Concept, you can keep your wool mattress topper fresh, clean, and durable for years to come. Remember, it’s not just about how to clean your topper but also understanding why proper cleaning methods are essential for its longevity.

– Article by Lewis Hugh

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