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Natural merino wool mattress topper
Natural merino wool mattress topper
Our merino wool mattress topper adds an extra touch of luxury softness. This breathable, temperature-regulating layer adds extra cushioning and support. It helps regulate heat, wicks away moisture, and gently enhances comfort, perfect for when your mattress needs a little extra love.
100% natural merino wool
100% natural merino wool
Topped with plush, breathable merino wool that naturally regulates temperature and adds comforting cushioning. It keeps you cosy when it’s cool and comfortable when it’s warm.
Natural materials with great properties
Natural materials with great properties
Wool is naturally hypoallergenic and antimicrobial, making it a great choice for sleepers with allergies or sensitive skin. Plus, it offers temperature regulating and moisture-wicking properties to keep you comfortable through the night.
100% cotton underside
100% cotton underside
A soft cotton backing offers breathability and unmatched comfort, letting you flip the merino wool topper to the cotton side for a cooler night’s sleep in the warmer months.
Dimensions
Dimensions
Single: 90cm x 190cm
Double: 140cm x 190cm
King: 150cm x 200cm
Super King: 180 x 200cm
5-year guarantee
5-year guarantee
Our exclusive Sleepy Piglet merino wool topper is made to last, and we’re happy to prove it. Your guarantee covers you for 5 years against any manufacturing faults or product defects, so you can sleep easy knowing we’ve got your back.
Better sleep starts before your head hits the pillow
We make sure everything is taken care of. All you need to do is count sheep and drift off to sleep.
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100% South American merino wool
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Can be flipped for year-round comfort
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5 year guarantee
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Free delivery
The good stuff inside the Sleepy Piglet merino wool mattress topper
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100% South American merino wool topper
A cosy layer of naturally breathable merino wool adds soft, reliable cushioning to your mattress and regulates temperature while you sleep. Naturally hypoallergenic and resistant to bacteria and mites, it encourages a healthy sleep environment that keeps your mattress fresh and hygienic.
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Reversible 100% cotton backing
A soft, breathable cotton underside adds versatility and comfort. Flip the mattress topper to the cotton side when you want a cooler nights’ sleep, especially during warmer months while still getting all the soft, cosy benefits of the merino wool layer.
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100% South American merino wool topper
A cosy layer of naturally breathable merino wool adds soft, reliable cushioning to your mattress and regulates temperature while you sleep. Naturally hypoallergenic and resistant to bacteria and mites, it encourages a healthy sleep environment that keeps your mattress fresh and hygienic.
Reversible 100% cotton backing
A soft, breathable cotton underside adds versatility and comfort. Flip the mattress topper to the cotton side when you want a cooler nights’ sleep, especially during warmer months while still getting all the soft, cosy benefits of the merino wool layer.
Everything you need for better sleep. Nothing you don’t.
Getting a good night’s sleep shouldn’t be a nightmare. So we’ve stripped things back to focus on what actually helps you sleep well at night — natural materials and comfortable craftsmanship you can rely on with zero unnecessary extras.
Lovingly made in Yorkshire
Our merino wool mattress toppers are made in Yorkshire, where doing things properly still matters. Keeping production close to home means better quality control so you can enjoy pillows made for comfort you actually feel when you rest your head.
TheComfort that keeps its cool
Merino wool is naturally brilliant at regulating temperature for comfortable, balanced sleep. It helps release excess heat when you’re warm and gently insulate when it's colder. You can even flip the mattress topper to the cotton side for a cooler night's sleep.
A healthier way to sleep
Made from 100% South American merino wool with a soft cotton backing, this mattress topper creates a cleaner sleep environment. Merino wool is naturally hypoallergenic. This means your wool duvet isn’t just soft. It also protects against bacteria, repels mites, and offers moisture resistance.
Tried, tested, and trusted
Sleepy Piglet sleepers dream big and sleep even better. Tag @SleepyPiglet to show off your dreamy setup.
Our most snoozed-on mattresses
Take a look at our most-loved mattresses trusted by Sleepy Piglet sleepers all over the UK.
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4.8 (100+ Reviews)
Ice Cool Gel 2000 Mattress
7 Layers
Full size pocket system
Medium/Firm Feel
Support
Support refers to how well the mattress stays aligned with your body through the night, molding to your body and helping prevent roll-together and providing extra support.
Firmness
Firmness is all about how the mattress feels when you lie down. From a soft, cushioned mattress you can sink into to an extra firm mattress for a solid feel, the right firmness depends on how you sleep and what feels most comfortable for you.
Heat regulation
Heat regulation shows how well a mattress keeps your temperature steady. Good airflow and cooling layers help stop overheating, reduce night sweats, and keep you sleeping comfortably.
from £449.00
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4.8 (100+ Reviews)
Natural 1500 Mattress
8 Layers
Full size pocket system
Medium/Firm Feel
Support
Support refers to how well the mattress stays aligned with your body through the night, molding to your body and helping prevent roll-together and providing extra support.
Firmness
Firmness is all about how the mattress feels when you lie down. From a soft, cushioned mattress you can sink into to an extra firm mattress for a solid feel, the right firmness depends on how you sleep and what feels most comfortable for you.
Heat regulation
Heat regulation shows how well a mattress keeps your temperature steady. Good airflow and cooling layers help stop overheating, reduce night sweats, and keep you sleeping comfortably.
from £599.00
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4.8 (100+ Reviews)
Firm Flex Ortho 2000 Mattress
6 Layers
Full size pocket system
Extra Firm Feel
Support
Support refers to how well the mattress stays aligned with your body through the night, molding to your body and helping prevent roll-together and providing extra support.
Firmness
Firmness is all about how the mattress feels when you lie down. From a soft, cushioned mattress you can sink into to an extra firm mattress for a solid feel, the right firmness depends on how you sleep and what feels most comfortable for you.
Heat regulation
Heat regulation shows how well a mattress keeps your temperature steady. Good airflow and cooling layers help stop overheating, reduce night sweats, and keep you sleeping comfortably.
from £409.00
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4.8 (100+ Reviews)
Essentials 1000 Mattress
7 Layers
Full size pocket system
Medium Feel
Support
Support refers to how well the mattress stays aligned with your body through the night, molding to your body and helping prevent roll-together and providing extra support.
Firmness
Firmness is all about how the mattress feels when you lie down. From a soft, cushioned mattress you can sink into to an extra firm mattress for a solid feel, the right firmness depends on how you sleep and what feels most comfortable for you.
Heat regulation
Heat regulation shows how well a mattress keeps your temperature steady. Good airflow and cooling layers help stop overheating, reduce night sweats, and keep you sleeping comfortably.
from £249.00
Frequently Asked Questions
Not sure which mattress is right for you?
Choosing a mattress doesn’t have to be stressful. That’s why our sleep experts are here to make it easy. We’ll skip the sales pitch and stick to what matters... honest, expert advice to help you sleep better at night.
How much is delivery?
Delivery is free for customers in mainland UK. If you’re outside of that area or unsure if we cover your address, drop us a line. We’ll be happy to help.
How long does delivery take?
Most orders arrive in 5–10 working days. We’ll give you an expected delivery timeframe at checkout. You’ll also receive order progress updates so you’re never left guessing about when to expect your order.
Do you offer next-day delivery?
No, sadly not. We don’t have a warehouse stacked high with mattresses and bedding as we don’t believe it’s good practice for quality control. Orders typically arrive within 5–10 working days. We’re confident it’ll be worth the wait.
Are your mattress toppers made in the UK?
Yes. Our merino wool mattress toppers are made in the UK, right here in Yorkshire.
We work closely with our design and manufacturing partners to create the Sleepy Piglet range of thoughtfully made, expertly crafted mattresses and bedding.
What does a mattress topper actually do?
Mattress toppers add an extra layer of comfort on top of your mattress, helping prolong the life of your mattress and improve your sleep quality. It can soften the feel, help regulate temperature, and increase the comfort levels of your mattress.
Is this mattress topper suitable for hot sleepers?
Yes! Merino wool is naturally temperature regulating and moisture-wicking. It helps release excess heat and resists moisture to keep your sleep surface balanced and comfortable. Never too hot or too cold.
Can I use this mattress topper on any mattress?
Absolutely. Our Sleepy Piglet mattress toppers are made to sit comfortably on top of most mattresses, whether they’re pocket sprung, foam, hybrid, or natural. Just make sure you choose the right size mattress topper for your mattress.
Can I flip the mattress topper?
You sure can. The great thing about our Sleepy Piglet merino wool mattress topper is you can choose between the cosy, cushioned merino wool side or the cotton-backed side for a cooler feel. We recommend flipping your mattress to the cotton side during warmer months.
Curl up with a good read
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Spring vs Foam Mattresses: Which is Better? Eve...
Struggling to choose between a spring or foam mattress? You’re not alone. It’s one of the most common dilemmas people face when upgrading their bed. And the truth is, the...
Spring vs Foam Mattresses: Which is Better? Everything You Need to ...
Struggling to choose between a spring or foam mattress? You’re not alone. It’s one of the most common dilemmas people face when upgrading their bed. And the truth is, the...
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The Difference Between Open Coil & Pocket Sprun...
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Trying to decide between an open coil and a pocket sprung mattress? It can feel like a small choice, but it makes a big difference to how well you sleep....
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