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Rest Assured Adleborough 1400 Pocket Ortho Mattress

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From£364.95

up to

15% off

Comfort trial

Comfort fillings

Firmness rating

Support system

Handmade with 1400 individual pocket springs, enjoy extra firm orthopaedic support combined with luxurious fresh fillings for the ultimate in comfort.

Reasons to Buy

Pocket Springs
Pocket Springs

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

Soft White Fibres
Soft White Fibres

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.

Damask cover
Damask cover

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.

Orthopaedic support
Orthopaedic support

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

Extra Firm
Extra Firm

Our firmest rating. Highly supportive with a very firm, sturdy feel

25.5cm deep
25.5cm deep

About 10 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.

Air vents
Air vents

Enhances air circulation through the mattresses for a fresher feel. Prevents moisture build-up, creating a more hygienic environment.

Tufted
Tufted

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.

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!

Includes turning handles
Includes turning handles

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.

Chemical treatment-free
Chemical treatment-free

Free from harsh chemicals or irritants or allergens, this product is treated with a natural fire retardant formula. Better for you and the environment.

5 Year Guarantee
5 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

National Bed Federation Approved Brand
National Bed Federation Approved Brand

For the highest standards of quality and safety

Description

The Adleborough 1400 Pocket Ortho Mattress by Rest Assured perfectly encompasses extra firm support, comfort and luxury.

Pocket sprung support

This mattress is handcrafted with 1400 pocket springs that adapt to your movements and unique shape throughout the night. The innovative pocket springs distribute your weight evenly whilst giving you soothing pressure relief to aches and pains.

Orthopaedic feel

This amazingly high spring count in an extra firm feel enables personalised back support to the areas you need it most. This mattress is specially designed to enhance back support. It truly cares for your back.

If you are looking for a mattress that is a little softer, check out the Novaro 1000 Pocket Ortho Mattress by Rest Assured. With all the benefits of an orthopaedic mattress, just with a medium feel!

Handmade quality

Sumptuous comfort fillings create a luxuriously cosy feel to perfectly complement the high levels of orthopaedic support this mattress offers. Hand-tufted throughout, the plush fillings are firmly secured in place to ensure longer-lasting support, comfort and durability - exactly what you need for a great night's sleep, night after night.

Sleep peacefully

The Rest Assured Adleborough is free from foam and chemical treatments. The clean and fresh mattress cover eliminates the risk of mould and dust mites without the use of harsh chemicals. It's finished with air vents along the border, which improve airflow for a fresher, healthier sleep environment.

No flips here

Easy to care for, this mattress is single-sided so there's no need to turn over the Adleborough. Simply use the built-in turning handles to rotate it, top-to-bottom, to keep it in the great condition you expect.

Benefits

  • 1400 individual pocket springs for enhanced support
  • Extra firm support - perfect if you love a sturdy, firmer feel
  • Hand tufted for extra support and durability
  • Free from foam and chemical treatments for your peace of mind
  • Air vents enhance air circulation and freshness
  • Soft polyester fillings
  • Clean and fresh mattress cover
  • Easy-care, no-turn mattress
  • Simply rotate using the built-in turning handles provided
  • Depth: 25.5cm
  • Handcrafted in Lancashire, UK
  • 5 Year Guarantee

    Weights: Single: 23.5kg, Double: 33.5kg, King Size: 41.5kg, Superking: 49.5kg

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

Rest Assured Adleborough 1400 Pocket Ortho Mattress
Rest Assured Traditional Collection
Rest Assured Bed Making Expertise

Specification

FirmnessExtra firm
Comfort fillingsSoft White Fibres, Tufted
Support systemPocket Springs
Pocket spring count1400
Back careOrthopaedic support
CoverDamask cover
BorderAir vents
Turning handlesYes
Single-sidedYes
Guarantee5 years
Awards & accreditationsHandcrafted in the UK, Approved by the National Bed Federation
Fire resistanceConforms to BS7177: 2008, for use at home
DownloadsRest Assured Product Care and Guarantee

Dimensions

SizeWidthLengthDepth
Single90cm190cm25cm
Double135cm190cm25cm
King Size150cm200cm25cm
Superking180cm200cm25cm

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

4.7/5

out of 448 reviews onTrustpilot logo

Product review stars

Customer Reviews Summary

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5 starsIiii
18 February 2026

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5 starsMike
23 December 2025

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5 starsMrsadriannelake
18 December 2025

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5 starsVf
29 November 2025

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5 starsSheila
11 September 2025

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11 February 2025

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5 starsGary
3 October 2024

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5 starsAnthony
20 September 2024

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5 starsKathryn
2 August 2024

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5 starsLinda
29 May 2024

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