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30% OFF

When you spend £500

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On all orders

30% OFF

The Ultima Sleep Mattress

Ultima by name, ultimate by nature. The pinnacle of sleep science - fall asleep easier and stay asleep for longer due to the cooling technology in our Ultima mattress. Made to order within 4 weeks.

Your Total :
£1,400.00 - £2,000.00

Or only £

  • TrackPackage

    Free Premium Delivery

  • MadeUK

    200 Night Comfort Trial

  • 100Night

    10 Year Guarantee

"The best mattress you can buy in the UK right now"



Featuring Air-wave technology and premium comfort foam layers, a combined 6000 nano and pocket springs and a revolutionary cool-touch fabric cover.


For us to fall asleep every night our bodies need to reduce internal temperature by roughly 1-2°C. The Ultima mattress is engineered to make falling and staying asleep more effective by using a thermic fabric, shown to reduce an initial surface temperature by up to 2°C.


Our signature Wave Technology is expertly engineered to provide the best possible comfort and specialised, zonal support, easing your joints and alleviating pressure in all the right places.

Product Description

The Ultima Mattress on Bed Frame

Ultimate luxury

The Ultima mattress is luxury sleep incarnate. To create your perfect bedroom environment, pair the Ultima with our exquisite bedding and luscious linens.

The Ultima Mattress Front View

Made to suit you

One mattress doesn’t fit all, so we are proud to make each Ultima to order in your preference of comfort feel: Soft, Medium or Firm. Choose a luxury mattress that is crafted to suit you.


Our ten unique layers are expertly crafted to give you the ultimate in support and comfort for your most restful night’s sleep. The Ultima is a mattress beyond even your wildest dreams.


Layer 1

Innovative cooling cover

Our most premium 2-part cover is knitted, ensuring a soft luxury feel, and treated with a cool-to-touch coating. The Ultima Thermic fabric can reduce an initial surface temperature by up to 2°C.

Layer 2

Friction-reducing inner cover

To reduce the effect of heat generated by friction between the cover and first layer of foam The Ultima features an accompanying inner cover made from fabric specifically chosen for its low-friction properties.

Layer 3

Breathable comfort layer

The exquisite first layer of memory foam features innovatively designed zonal perforation, inviting cool and refreshing airflow to the surface.

Layer 4

A second premium grade comfort layer

The ultimate comfort layer - large open-cell structure foam allows for 4 times the airflow for optimal breathability and comfort.

Layer 5

2000 nano-springs

The Ultima mattress features a twin blanket of 2000 nano-springs, ergonomically designed to evenly distribute your weight across the sleep surface.

Layer 6

Unique Comfort layer

A further layer of the best foam we use, sourced and produced in the UK. This layer helps influence your individual choice of comfort feel: Soft, Medium, or Firm.

Layer 7

Air-Wave Technology foam layer

The dynamic airflow system actively and continuously draws fresh air into the core of your mattress, and engaging with the springs layers, pushes cool air up and throughout the mattress.

Layer 8

4000 pocket springs

Next is a layer of 4000 pocket springs, this layer provides the necessary level of push-back and bounce required for better spinal support in any sleeping position.

Layer 9

ECO-TEX base

Our environmentally conscious material, ECO-TEX, is used to make the mattress base layer. Actively contributing to a reduced carbon footprint, we produce this material in-house meaning we can be confident this solution is supporting Goal 12 in the larger global effort to meet the UN 2030 SDGs.

Layer 10

Non-slip base

The 2-part cover also features a non-slip base ensuring your mattress stays put as you drift off to sleep.



All sizes are in centimetres (cm),
width x length x depth.

Double: 135 x 190 x 30
King: 150 x 200 x 30
Super King: 180 x 200 x 30

Looking for a different size?

As our mattresses are bespoke, we are able to offer all of our mattresses in European sizes, children’s mattresses, and custom sizes to accommodate any specific requirements you may have.

Please contact with your specific requirements and we will be delighted to help.

Premium Delivery

Premium Delivery

Your Brook + Wilde Sleep mattress will be delivered to a room of your choice and unboxed with our two man delivery service.



Brook + Wilde Sleep mattresses are designed and manufactured here in the UK.


200 Night Comfort Trial

Should your mattress feel too soft or too firm for your liking, we can swap with one of our other mattresses, free of charge or refund you in full.


Mattress recycling

Please contact our Customer Care Team to discuss our current mattress recycling options.



The Ultima Mattress is covered by a 10 year guarantee. For full details see our Guarantee page.


Our unique ‘wave technology’ ensures the right levels of support and pressure distribution which helps to provide better spinal alignment while you sleep.

The Ultima Mattress - Wave Technology Breakdown The Ultima Mattress - Wave Technology Overview
  • Zone 1

    Neck Support

    Supporting your head and neck to keep the head in line with your spine.

  • Zone 2

    Shoulder Support

    A softer sink under the shoulder area to relieve pressure and provide support.

  • Zone 3

    Hip Support

    Supporting natural curves of your body, giving targeted lumbar support.

  • Zone 4

    Leg Support

    Zonal lower leg and foot support, helping to keep your body aligned.


With Brook + Wilde Sleep Premium firmness options you can choose the mattress perfectly suited to your personal preference and comfort needs.

For bespoke firmness enquires on all our mattresses please contact our Customer care team finding you the right mattress is what they’re good at.

  • 01-Soft


    Firmness rating: 3/12

    Sinking into a luxurious marshmallow like mattress is a wonderful feeling. Our soft mattress is supportive, but with extra levels of cozyness.

  • 02-Medium


    Firmness rating: 6/12

    The perfect balance of support and sink. Our medium mattress combines softness and resistance to give outrageous levels of comfort.

  • 03-Firm


    Firmness rating: 9/12

    For those of you looking for a firmer level of support while maintaining superior comfort levels. Less springy, but more supportive and just as gorgeous.

Pair this mattress with…

Kensington Mattress Protector

The Kensington Mattress Protector

Supreme quality and highly durable, the Kensington Mattress Protector is made with you in mind.

Marlowe Duvet and Pillow Bundle

Marlowe Duvet & Pillow Bundle

Luxury 100% Egyptian cotton harbours the Marlowe Duvet’s sumptuous, soft white Masurian goose down and feathers. Paired with the Marlowe Pillow pair in Medium or Firm, with three exquisitely designed chambers for supreme support, the Marlowe Bundle is the superlative choice for luxury and comfort.

Sandringham Bed Linen Set in Silver

The Sandringham Bed Linen Set in Silver

Sumptuous 800 thread count, 100% fine combed cotton with a sateen finish and a beautifully embroidered colour border.



Helping you sleep is the reason we get up in the morning. So we’ll do everything we possibly can to ensure that Brook + Wilde Sleep products send you off in calmness and comfort.

We think we’re the best there is, let us prove it to you.