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Best Soft Mattress Topper 2021

Last Updated: July 5, 2021

Are you currently unhappy with how you are sleeping and are looking for the best soft mattress topper to firm up a firm mattress? More often than not, suffering uncomfortable sleep may be the result of an uncomfortable mattress, which is also suggested in a study✓. Yet, what if we cannot afford a whole new mattress? They can be pretty expensive, and it tends to be a big commitment. However, if you are finding yourself in this situation and aren’t yet ready to purchase a new mattress, a good road to go down is to purchase a mattress topper.

A softer mattress topper may provide that extra oomph you are looking for. A research paper✓ with a small sample size found that a soft topper of around 3cm is the best combination of thickness and hardness for supine sleeping posture.

All too often, bad mattresses can have a lot of hard springs that we find digging into our backs and sides each night. Placing a mattress topper on top of the mattress is a great way to counteract these issues.

When it comes to buying one, there are different things to consider such as price, materials, quality and firmness.

If you are looking for a softer feel, keep reading for a review of the different best soft toppers in the UK (Important Considerations in Conclusion).

John LewisSynthetic Soft Touch Dual Layer Mattress TopperHollow FibreSoftNA Nights
2 Years
SilentnightAirmax 300 Mattress TopperHollow FibreSoftNA Nights
2 Years
High Living StoreMicrofibre Mattress TopperHollow FibreSuper SoftNA Nights
NA Years
BedStoryMicrofibre Mattress TopperMicrofibreSuper SoftNA Nights
3 Years
UnaOrganic Latex Mattress TopperLatexSoft100 Nights
10 Years
EveThe Mattress TopperPolyurethane FoamSoft30 Nights
3 Years
Prices are referring to the single size. Information may be subject to change, please check with the brand/manufacturer before purchasing.

1. John Lewis Soft Touch Dual Layer Mattress Topper

Up to 20% OFF
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John Lewis & Partners Soft Touch Washable Dual Layer Deep Mattress Topper
(Image credit: John Lewis)

John Lewis & Partners are known for their great customer service and even more fabulous product quality. The team manufacture and partner with companies that produce their products with their customers in mind and their home collection is one of the most popular.

With hundreds of five-star reviews, it’s no wonder the Synthetic Soft Touch Washable Dual Layer 6cm Deep Mattress Topper is one of their best sellers. Approved reviewers claim how this softer mattress topper is of perfect quality, very comfortable and are thankful that it is giving them a better quality of sleep. Some even believe the topper has aided back problems and chronic pain. These reviews allow us to believe that this product is a great choice for many homeowners.

With a two-year guarantee included in the purchase and five different sizes to choose from, you should consider this topper. This topper comes in a single, small double, double, king and super king, meaning there will be something for everyone. The mattress topper also comes at a very affordable price, so it may be a great option if you are looking for an answer instead of purchasing a brand new mattress.

This particular mattress topper comes as a dual-layer – there is an inner base layer enveloped in a zipped upper layer. The mattress topper cover is fully machine washable which allows you to keep your sleeping environment clean and hygienic. It is also because of this that a mattress topper can actually prolong the life of your mattress, maintaining the cleanliness of what’s beneath. Moreover, it is important to note that the topper is significantly deep, so if your current sleeping arrangement is already rather high, it’s useful to consider.

(Video credit: John Lewis)

2. Silentnight Airmax Soft Mattress Topper

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Silentnight Airmax 300 Mattress Topper
(Image credit: Silentnight)

Most mattress toppers will be deep filled, this means that it will be comfortable and provide maximum support throughout the night. Silentnight have created their Airmax 300 Mattress Topper with this in mind and have embedded a dual-layer construction into the design and manufacturing process.

The specific fibres in this mattress topper are entirely hypoallergenic, meaning that it becomes the ideal choice for those who may suffer from allergies or have respiratory issues.

The topper also has air mesh walls to increase airflow and breathability. This would help keep you at a very comfortable sleeping temperature, making it a great cooling mattress topper. This may be very useful for people who sweat and overheat when sleeping; helping to prevent you from becoming uncomfortable with the heat.

Silentnight’s Airmax 300 Mattress Topper is 3cm deep and consists of a dual-layer construction, as we previously mentioned. This also promotes superior air movement to keep you cool and also provides a fantastic layer of comfort to boost the lifespan of your current mattress.

You’ll also be glad to know that this topper comes with a two-year guarantee, meaning if you are not happy with it, you can return it to Silentnight. With this in mind, the company are fully confident that you’ll love it the first time round and this is apparent in the reviews.

(Video credit: Silentnight)

3. High Living Microfibre Supersoft Mattress Topper

High Living Microfibre Supersoft Mattress Topper
(Image credit: High Living)

When it comes to purchasing items on Amazon, this is usually the perfect opportunity to make your decision on whether to purchase on the reviews. We completely agree with this as customers do not fall short in detailing every issue or advantage that comes with what they buy.

One super soft mattress topper sold on Amazon that customers seem to genuinely celebrate is that of the High Living Microfibre Mattress Topper. With thousands of five-star reviews, customers believe it is fabulous quality and has actually helped with their back problems. A lot of customers have noted that it has helped with general and chronic pain but of course, you should always visit a doctor regarding back issues.

The topper is made up of 100% polyester virgin hollow fibre which provides an extra oomph and softness on top of your current mattress. It is made to act as an efficient and effective layer to save you from dealing with the mattress troubles you are currently experiencing, at a fraction of the price of a new mattress.

The High Living Microfibre Mattress Topper is baffle box-stitched which is useful for maintaining the quality of the mattress. For example, the box stitching effect ensures that an equal amount of filling remains within every square inch of the topper.

Moreover, the elasticated corner strap also allows you to secure the topper to your current mattress to prevent it from slipping and moving around during the night as you sleep. We believe that a snug fit is one of the most important factors to consider when choosing the right mattress topper for you. This is what makes this High Living Microfibre Mattress Topper one a great option.

4. BedStory Microfibre Supersoft Mattress Topper 

BedStory Microfibre Supersoft Mattress Topper
(Image credit: BedStory)

Coming in at an affordable price with various different sizes to choose from, the BedStory Microfibre Mattress Topper. This mattress topper which is described as 'super soft' is advertised based on four wonderful features: it stays fluffy; it’s breathable; it does not slide around when you sleep; and, it’s machine washable. These features have been embedded into the mattress topper’s design and manufacturing to ensure a better nights sleep surface.

The topper consists of 3D clusters of plush microfibre as its filling which gives the topper that heightened and comfortable texture. The microfibre makes the mattress topper soft, which is great for anyone looking to cushion their current sleeping arrangement. It has been created with a box-stitched design which will allow the fibre to stay even across the whole topper.

The fabrics used in the creation of the mattress topper are hypoallergenic meaning that it should be skin-friendly for those who have sensitive skin and an option to look into for those who suffer from allergies. The outer layer of the topper is made to be soft and durable and acts as an ideal barrier for allergens, dust mites and bacteria.

As well as the soft material, the topper also comes with elastic straps which attach to your current mattress. This will prevent the topper from moving around and slipping off the bed when you sleep. Overall this is a great product with high customer satisfaction and coming in at a great price.

5. Una Mattress Organic Latex Mattress Topper

Una Mattress Organic Latex Mattress Topper
(Image credit: Una)

Una Mattress create their products with the environment in mind as they believe including 100% organic materials will allow their customers to relax, completely carefree. This is something to look for when purchasing a product for your sleeping environment especially those looking for a natural option.

With the Una Organic Latex Mattress Topper, you get a wealthy ten-year guarantee with Una. As this particular topper is on the higher end of the price scale, Una offers you the opportunity to try the topper for 100 nights, adopting the same model you will find with mattresses with free trials. This will ensure that you absolutely are confident with the product you are buying, and also works as great feedback for them.

Reviewers believe that Una is a fantastic brand but is still relatively new to the market. The higher price that comes with this topper is possibly due to its specifications. For example, the inside consists of certified soft latex foam which is all-natural and organic with seven zones to support your body’s contours. This means that the mattress topper may help relieve pressure from the more sensitive parts of your body and may even alleviate any pain you’re experiencing while you sleep.

Enveloping the natural interior is a super soft organic wool and cotton cover which adds to the maximum comfort levels the topper already brings. The nature of wool and cotton is said to be breathable as air can pass through and moisture can soak up. This means that the air is designed to circulate you while you sleep, keeping you cool all night long. Finally, to conclude, purchasing products that are eco-friendly and socially independent are great for you and the environment.

6. Eve Mattress Topper

Up to 35% OFF
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eve soft mattress topper
(Image credit: Eve)

The Eve Sleep Mattress Topper is entirely made up of foam. Eve Sleep is known for its mattresses, it’s what makes them so loveable by customers across the globe.

You’ll be happy to know that Eve Sleep uses the same materials used in their mattress topper as they do in their best selling original mattress. This means polyurethane foam that is CertiPur and Oeko-Tex Class 1 certified, which speaks on the products safety concerns.

The foam that Eve Sleep use in their products is designed to be very breathable and keep you cool throughout the night. This is very useful for people who tend to overheat while they sleep.

The cover of this topper is made from a soft polyester which is described as hypoallergenic and free of harmful chemicals.

The Eve Sleep Mattress Topper consists of sturdy straps to prevent your mattress topper from moving around throughout the night. This mattress topper is also made in the UK, from London-based designers to the manufacturing process.

(Video credit: Eve)


When it comes to purchasing a soft mattress topper, you must decide what features will suit you the best. Do you overheat when you sleep or simply move around too much? It’s also useful to double-check what the inner design of the mattress consists of – this material will let you know the softness to expect. We hope this review has given you a few options to consider when on the hunt for the best soft mattress topper to suit you.


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