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Sealy Posturepedic Elevate Ultra Webber Memory Mattress

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From£831.96

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Comfort trial

Comfort fillings

Firmness rating

Support system

Posturepedic AlignSupport™ springs plus sumptuous layers of pressure relieving memory foam equals an unparalleled medium-firm sleep experience. Topped off with a plush quilted surface.

Reasons to Buy

AlignSupport Coil Springs
AlignSupport Coil Springs

Sealy's unique Posturepedic coil spring support system is specifically designed to perfectly align your spine by sensing and responding to your body weight. The twice tempered springs never lose their responsive nature.

Memory Foam
Memory Foam

Memory foam creates a cushioned feel by cradling to your unique shape. Enhancing the remarkable comfort, the foam has a sumptuous feel, delivering a cosy sleep.

Reinforced mattress edge
Reinforced mattress edge

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.

Pressure relief
Pressure relief

Offering a soothing night's rest by evenly distributing your body weight across the mattress. The pressure point relief provides the ultimate relaxation needed for a deep slumber.

Hypoallergenic
Hypoallergenic

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.

Knitted cover
Knitted cover

A sumptuously soft finish that provides additional cosiness and warmth. Knitted covers enhance airflow and are incredibly breathable. So, you can enjoy a cooler snooze.

Medium to Firm
Medium to Firm

Firmer than a medium mattress for extra support

30cm deep
30cm deep

About 11.8 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.

Single-sided
Single-sided

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!

7 Year Guarantee
7 Year Guarantee

For your peace of mind

Handcrafted in the UK
Handcrafted in the UK

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

Fire Resistant
Fire Resistant

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

Approved by Allergy UK
Approved by Allergy UK

This product is scientifically proven to remove common allergens

National Bed Federation Approved Brand
National Bed Federation Approved Brand

For the highest standards of quality and safety

Description

Experience top-quality support and sumptuous memory foam comfort.

Posturepedic support

Sealy's unique AlignSupport® spring system has elevated the Posturepedic range to another level of support. The spring starts by sensing your shape as your body relaxes into the mattress. It then follows up with deep down, consistent support that you can count on throughout the lifespan of the mattress.

Like anything in life, we all need firm foundations and Sealy's BasePlank is exactly that! It underpins the entire mattress, working with the AlignSupport® spring system to provide true support.

It's the key

Encapsulating the open spring system is Sealy's patented UniCased™ XT edge technology. The key-like structure of the unique edge support is interwoven with the springs to give a sturdy edge. This reduces movement of the mattress fillings and creates an edge-to-edge supportive surface. Now you can sit or sleep right to the edge with no sag.

Added support

A MemorySense® Comfort Core™ sits in the centre third of the mattress to give added support to your lower back and hips. Developed with the International Orthopaedic Advisory Board based on scientific research.

A combination of foam comfort layers are stacked with precision, with the softest at the top, getting firmer towards the centre. This layering allows each layer to form to your body shape to offer the correct level of pressure relief.

Medium Firm

The premium layer of InfiniLux™ foam gives this mattress its perfect medium-firm feel. Designed to be durable and resilient for longevity, so you can enjoy Posturepedic comfort night after night.

Allergy-friendly

The premium feel knit fabric cover doesn't just look sleek, it's backed by science as well. The SmarTex™ technology helps to disperse heat away from your skin to keep you cool all night. The ProShield® treatment is hypoallergenic for a sneeze-free slumber. Endorsed by the experts at Allergy UK.

Quilted comfort

The plush quilted comfort top makes the Webber single-sided. So you will never need to flip your Posturepedic mattress, simply rotate using the four built-in turning handles.

Quality confidence

Designed and developed alongside the Orthopaedic Advisory Board, all Sealy mattresses are made in the UK to exacting standards. Every aspect of your new mattress has been carefully considered to make sure it is 100% recyclable at the end of its use, with no parts going to landfill. All backed by a 7 year Guarantee.

Benefits

  • Part of Sealy's renewed Posturepedic range
  • AlignSupport® spring system responds to your body weight
  • Reacts and supports the heaviest parts of your body
  • MemorySense® ComfortCore™ moulds to your shape for ultimate pressure relief
  • InfiniLux™ offers a durable yet sumptuous feel
  • UniCased® XT edge to edge support
  • No 'roll-off' feeling or sagging at the edge of your mattress
  • Deeply quilted sleep surface
  • Hypoallergenic knitted cover, endorsed by the experts at Allergy UK
  • Developed with the Orthopaedic Advisory Board
  • Endorsed by the experts at Allergy UK
  • 100% recyclable at end of life
  • Depth: 30cm
  • Made in the UK
  • 7 year Guarantee
  • Approved by the Good Housekeeping Institute for 2023

    Weights: Single: 23kg, Double: 33kg, King Size: 39kg, Superking: 46kg

60-Night Comfort Trial

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.

Click here for more info about our 60-Night Comfort Trial.

Videos

Sealy Posturepedic Sleep Technology

Specification

FirmnessMedium to firm
Comfort fillingsMemory Foam
Support systemAlignSupport Coil Springs
Edge supportYes
CoverKnitted cover
Allergy careHypoallergenic
Pressure reliefYes
Single-sidedYes
Guarantee7 years
Awards & accreditationsHandcrafted in the UK, Approved by Allergy UK, Approved by the National Bed Federation
Fire resistanceConforms to BS7177: 2008, for use at home
DownloadsSealy Product Care and Guarantee

Dimensions

SizeWidthLengthDepth
Single90cm190cm30cm
Double135cm190cm30cm
King Size150cm200cm30cm
Superking180cm200cm30cm

Please allow for a tolerance of +/- 2cm

Delivery

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 Double, King Size and 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 Double, King Size and 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.

Reviews

4.8/5

out of 9 reviews onTrustpilot logo

Product review stars
5 starsAndrew
6 February 2026

Verified Purchase

5 starsTrusted Customer
11 January 2026

Verified Purchase

5 starsAnthony
7 January 2025

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5 starsRosemary
2 February 2024

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5 starsCarol
12 December 2023

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5 starsBeverley
26 September 2023

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5 starsMonika
2 August 2023

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4 starsVladislav
25 November 2022

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4 starsAda
10 September 2022

Verified Purchase

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