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Comfort trial

Comfort fillings
Firmness rating

Support system
Revel in the luxurious comfort the Wentworth Mercer Premium 9000 offers. The cosy natural fillings blended with sturdy pocket springs provide an exceptional sleeping environment.

Individualised springs encased in cloth pockets. Expertly adapting to movement to distribute personalised support to each part of your body.

Stay snuggly all night long. Perfect all year round, wool is a natural insulator and has great temperature regulating properties.

Small, individually cased springs provide added comfort to the mattress whilst offering soothing pressure relief. Mini springs decrease motion transfer so you can share the bed undisturbed.

Natural cotton fibres create a perfectly fresh sleeping environment. The soft fillings regulate your body temperature and wicks away moisture.

Luxurious and natural, silk provides sumptuous comfort whilst creating a breathable and resilient sleeping environment.

Soft synthetic fillings create an incredible cosy feel. These fillings are durable and resilient, maintaining its shape and quality. A great balance between comfort and value for money.

An additional layer of comfort for a more luxurious feel

Durable edge-to-edge support provides a maximised sleeping surface for a more secure sleep. Sit and lay comfortably right to the very edge with zero 'roll-off' sensation.

A traditional and elegant design that holds fillings in place whilst enhancing the stability of the mattress. The luxurious tufting ensures zero shifting, shape loss or sagging.

Enhances air circulation through the mattresses for a fresher feel. Prevents moisture build-up, creating a more hygienic environment.
Not too soft, not too firm - the perfect balance

About 13.5 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!

Stitched into the mattress border, turning handles are there for easier moving and turning. When caring for your mattress, simply use the handles provided for ease of use.

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
Enjoy the ultimate comfort the Wentworth Mercer Premium 9000 Pocket Pillow Top Mattress provides. Packed full with cosy natural fibres and mini pocket springs to enhance the soft, cloud-like feel.
Luxurious fibres
This mattress has been finely filled with sumptuous natural fillings. The wool fibres create a cosy sleeping environment that is temperature regulating. An ideal choice if you find that you are a warm sleeper. This mattress keeps you cool in the summer and warm in the winter, completely adapting to the environment.
The cotton filling layers are inherently breathable. Allowing air to flow through the fibres easily, it creates a cooler, fresh sleeping space. The lavish materials also offer ultimate comfort because of their super soft nature.
Personalised slumber
Adapting to your unique body shape, the 1000 pocket springs in the heart of this mattress provides sublime support. Actively reacting to your movements throughout the night, the springs provide support wherever you need it most. Creating an ideal space for a restorative night's rest.
Blended into the comfort filling layers are 8000 mini pocket springs. These provide extra comfort and support for superior sleeping quality. The micro springs offer an increased bounce-back feeling which only adds to the mattress' sumptuous nature.
Guaranteed cosiness
Topped off with a plush pillow top layer that has been packed full of natural fibres and mini springs. The opulent nature of the pillow top provides a sink-in feeling, incredible if you love a softer feeling mattress.
If you are wanting something a little firmer, check out the Wentworth Mercer Premium Naturals 8000 Pocket Mattress for a medium to firm feel.
Finishing touches
Finished with exceptional quality, this mattress has a tufted design. Guaranteed to hold the fillings in place, the tufted design enhances the stability and durability of the mattress. The cover material is chemical treatment-free so you don't have to worry about harsh chemicals disturbing your sleep.
Easy care
With a single-sided design, you don't have to stress about flipping this mattress. Simply rotate every couple of months to keep it in tip-top shape.
To top it off, this mattress comes with an 8 Year Guarantee so you can buy with ease and confidence.
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 | Wool, Mini Pocket Springs, Cotton, Silk, Soft White Fibres |
| Support system | Pocket Springs |
| Edge support | Yes |
| Finish | Pillow top |
| Border | Air vents |
| Turning handles | Yes |
| Single-sided | Yes |
| Guarantee | 8 years |
| Awards & accreditations | Handcrafted in the UK, Approved by the National Bed Federation |
| Fire resistance | Conforms to BS7177: 2008, for use at home |
| Size | Width | Length | Depth |
|---|---|---|---|
| Single | 90cm | 190cm | 34cm |
| Small Double | 120cm | 190cm | 34cm |
| Double | 135cm | 190cm | 34cm |
| King Size | 150cm | 200cm | 34cm |
| Superking | 180cm | 200cm | 34cm |
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 | FREE |
Delivery to the room of your 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 |
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.
Excellent Bed very comfortable
Verified Purchase
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Sunday: 10am - 4pm
Mon-Sat: 09:30am - 17:30pm
Sunday: Closed
customerservice@mattressonline.co.uk