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Comfort trial

Comfort fillings
Firmness rating

Support system
The Silentnight Plant Based Box Top 1800 Pocket Mattress supplies a comforting and pressure-relieving sleep while being a great eco-conscious choice.

Naturally durable and strong, flax fibres make a sturdy sleeping environment for enhanced support. Flax is inherently breathable and has anti-bacterial properties creating a fresher slumber.

Naturally hypoallergenic, bamboo fights against allergens and creates a dust mite free space for a cleaner environment.

Silentnight's innovatively designed pocket springs are scientifically proven to respond to your unique shape. The zoned springs enhance spinal alignment, posture and pressure relief.

An additional layer of comfort for a more luxurious feel

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.
Not too soft, not too firm - the perfect balance

About 12.2 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.

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
Make a difference with the Silentnight Plant Based Box Top 1800 Mattress. Sustainably sourced materials provide a superior sleeping experience.
Cosy cushioning
Relish in the pure comfort that is provided by a sumptuous box top layer. This layer supplies additional padding, enhancing the sumptuous design needed for an undisturbed slumber. Fitted right to the edge so you can enjoy every inch of the sleep surface.
Combined with a platinum comfort layer, designed to mimic the weightless and snug feel of memory foam. Engineered with up to 10 times more breathability than memory foam. You can expect to indulge in a cooling rest each night. The layer moulds around your muscles and joints for unbeatable pressure relief.
Personalised support
With an interior of 800 finely crafted Mirapocket® springs and 1000 mini springs. This Silentnight mattress skillfully responds to movement. Ensuring your body is supported as you move throughout the night. Offering customised assistance to your muscles, joints and body contours. The zoned design provides a firmer feeling centre third of the mattress. Promoting support to your hips and soothing spinal alignment.
Cooling airflow
Strive towards a more sustainable future with Silentnight. Their Tencel™ Lyocell fabric casing is wrapped around the sleep surface. This fabric is sourced from natural wood, making it renewable and eco-friendly. Minimising your environmental impact. Lyocell fabric has a soft and silky texture that is gentle and soft. Creating zero friction or irritation for a truly restful sleep.
A naturally cool touch makes Lyocell material a great choice for hot sleepers. Encouraging air to flow freely within the mattress. Allowing you to rest undisturbed from built-up moisture and heat.
Sustainably sourced
Formed from all natural ingredients, the plant based layer includes bamboo, flax and aloe vera. Using nature at the forefront of their design process to ensure natural goodness is weaved into every little detail of the mattress.
A layer of Coir, derived from coconuts rests alongside the plant based layer. Coir is an essential addition that aids your mattress in keeping its structure and bounce.
Effortless longevity
Reap the benefits of a longer-lasting mattress. Single-sided mattresses require little to no upkeep in order to stay in good condition. It is recommended you rotate top to toe weekly for the first three months. Eventually transitioning to monthly rotations.
Trustworthy reassurance
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.
Reliably made in the UK, you can rest assured you are receiving a mattress held to the highest quality standards. Paired with a 5 Year Guarantee and 60 Day Comfort Trial, everything is taken care of. Making the environmental option a safe and comforting choice.
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 | Medium |
| Comfort fillings | Flax |
| Support system | Mirapocket Springs |
| Cover | Bamboo |
| Finish | Pillow top |
| Allergy care | Hypoallergenic |
| Single-sided | Yes |
| Guarantee | 5 years |
| Awards & accreditations | 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 | 31cm |
| Superking | 180cm | 200cm | 31cm |
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.
Ridge formed in the middle. Needed to buy a mattress topper.
Verified Purchase
Great mattress and a great team at Doncaster. A great price and availibility. Very fast delivery. Many thanks
Verified Purchase
1
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Sunday: 10am - 4pm
Mon-Sat: 09:30am - 17:30pm
Sunday: Closed
customerservice@mattressonline.co.uk