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Comfort trial

Comfort fillings
Firmness rating

Support system
Featuring a Miracoil spring system for extra firm orthopaedic support and Eco Comfort Fibres™ for eco-friendly comfort, this mattress is ideal for those who prefer a firmer sleep surface.

Silentnight's unique open coil spring system provides separate support zones that perfectly support your spine and evenly distribute your weight to relieve pressure while you sleep.

Silentnight's innovative eco-friendly fibres offer an ethically sound slumber. These fresh and comfortable fillings are made from recycled materials and kind to our environment.

A damask cover is a finely woven and durable fabric that is soft to touch. This cover doesn't retain heat and has a long-lasting performance.

Helping to promote a healthy sleeping position. Orthopaedic support is specially designed to provide enhanced spinal alignment, joint support and improve posture.

Special design made to create your own personal sleep zone. No distractions or disturbances when your partner moves. So you can enjoy an undisturbed rest.

Additional support added where you need it the most. Enhanced lower back support promotes better spinal alignment and relieves any aches.

Free of allergens for a cleaner, healthier sleep. No allergenic materials were used so you can enjoy an undisturbed rest without the risk of allergy reactions or respiratory problems.
Our firmest rating. Highly supportive with a very firm, sturdy feel

About 9.4 inches deep. Depth is an important factor when buying a mattress as it can affect the suitability for particular bedding, mattress toppers and bed frames.

With a single-sided mattress, there's no need to flip. Simply rotate every few months to care for your mattress. Fuss free mattress maintenance!

For your ease of mind, vegan-friendly mattresses contain no animal derived materials. Sleep in peaceful assurance, knowing it is not manufactured in the same space as natural fibres.

For your peace of mind

Expertly handcrafted in the UK. This product helps to support our economy and helps to reduce environmental impact.

This product conforms to BS7177: 2008, for use at home

For the highest standards of quality and safety
The Silentnight Ortho Dream Star Mattress is one of Silentnight's firmest mattresses! The aptly-named Ortho Dream Star is perfect for anyone looking for a really firm, supportive feel.
Top-rated!
Here at Mattress Online, we've given this mattress our own stamp of approval as it's one of our Top Picks for 2025! We're confident you'll love this mattress and everything it has to offer, so why not treat yourself today.
The perfect ortho support
This mattress is built using Silentnight's remarkable Miracoil spring system with extra firm support, covered with a thick layer of soft supportive fillings for extra comfort, and finished off with a cover of deeply quilted damask fabric.
So many benefits
Miracoil springs innovatively prevent the unpleasant roll-together effect sometimes found in cheaper mattresses, by running the springs from top-to-bottom in the mattress rather than from side to side. This provides separate sleeping zones for each partner - as demonstrated by Silentnight's well-known hippo and duck.
Another benefit of Miracoil is the way the mattress is arranged into three different comfort and support zones - Silentnight makes sure to give stronger support to the heavier areas of your body, and mellower support for your head and neck. The aim is to provide the support you need, no matter your body type.
Eco-friendly comfort
The Ortho Dream Star comes complete with breathable and fresh Eco Comfort Fibres™ that help keep you cool while you sleep. Made from 100% sustainable sources, you can enjoy eco-friendly comfort that helps to care for our planet.
No allergens here
The Silentnight Ortho Dream Star Mattress is hypoallergenic and resists dust mites, making it a great choice for allergy sufferers, or indeed anyone who wants a healthy night's sleep.
B-Corp certified
As one of the first B-Corp certified sleep brands, Silentnight have proven why they are the UK’s most trusted name in sleep. Their commitment to quality and environmentally responsible practices ensures a better night’s rest and a brighter future for you.
Weights: Single: 13.5kg, Small Double: 18kg, Double: 20.5kg, King Size: 24kg, Superking: 28.5kg
This mattress comes with a 60-Night Comfort Trial - like all of our mattresses!
The trial lets you test your mattress for up to 60 nights. If it's not quite right for you, you can exchange it for a new one.
It can take some time to get used to a new mattress, which is why we ask you to sleep on your mattress for 30 nights. If you're not happy with the feel after 30 nights, simply contact our Customer Service Team, and we'll arrange a mattress exchange.
| Firmness | Extra firm |
| Comfort fillings | Eco Comfort Fibre |
| Support system | Miracoil Springs |
| Back care | Orthopaedic support, Lower back support |
| Cover | Damask cover |
| Allergy care | Hypoallergenic |
| No roll-together | Yes |
| Single-sided | Yes |
| Guarantee | 5 years |
| Awards & accreditations | Vegan-friendly, Handcrafted in the UK, Approved by the National Bed Federation |
| Fire resistance | Conforms to BS7177: 2008, for use at home |
| Downloads | Silentnight Guarantee, Product Care and Assembly Instructions |
| Size | Width | Length | Depth |
|---|---|---|---|
| Single | 90cm | 190cm | 24cm |
| Small Double | 120cm | 190cm | 24cm |
| Double | 135cm | 190cm | 24cm |
| King Size | 150cm | 200cm | 24cm |
| Superking | 180cm | 200cm | 24cm |
Please allow for a tolerance of +/- 2cm
The following delivery methods apply to mainland England and most of Scotland, Wales and Northern Ireland. Please read our delivery page for more information.
Next day delivery (weekdays only) Order before | FREE |
Weekday of your choice Order up to 60 days ahead | FREE |
Weekend On Saturday or Sunday of your choice | £17.50 |
Delivery to the front door of your building Free upgrade for Superking to your room of choice | Yes |
Two-hour delivery time slot We’ll let you know on the day before your delivery | Yes |
Call to let you know we’re on our way On your delivery day | Yes |
Delivery to your room of choice Free upgrade for Superking | £20.00 |
Mattress recycling We'll take away your old mattress | £35.00 |
Delivery is on an all-day service, 7am - 8pm for mainland England and most of Scotland, Wales and Northern Ireland.
Need further information? Please visit our Delivery page.
A balanced snapshot of what customers love (and what they don't), generated by AI.
Great product and got it at a discounted price which was just an icing on the cake.
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Excellent.
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Prompt delivery, great product
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Perfect Exactly what the dr ordered :)
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Recently moved house and bought three mattresses, we love them, if you like a firm mattress these are perfect
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Recently moved house and bought three mattresses, if you like a firm mattress this is perfect
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Not the most comfortable, though probably good for orthopaedic needs. It feels durable and was available for a great price!
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The mattress fully met my expectations I has a good nights sleep again
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Excellent service , loving my new mattress- second one I just bought from Mattress online.
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Very firm, well constructed. Good price from Mattressonline, prompt delivery.
Verified Purchase
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customerservice@mattressonline.co.uk