L
Close
Clear

Trending searches

Back
Free UK Delivery Rated Excellent UK's Leading Independent Bed Retailer Pay by Finance Buy Now, Pay Later
Bank Holiday Sale Extended
Up to 50% Off
Ends in… 3dd 14hh 40mm 53ss

Gel King Size Mattresses

Showing (1 to 12) of 44 Products
FILTER

Filter By

Filter By

View Products (44)
Lewis & Jones Cheltenham Deluxe King Size Mattress

LEWIS & JONESCheltenham Deluxe King Size Mattress

5.0/5
(2 reviews)
£879Save £450RRP £1,329Was £979
From £293.00 per month
From £28.15 per month
  • Gel Filling
  • 2009 Pocket Spring
  • 5 Year Guarantee
  • Free Anti-Allergy Pillow Pair - RRP £69
  • Free Size Upgrade
Firm
Removal and Recycle Available
FREE Delivery in 7 to 10 Days
Awards-Expert-Choice
Mattress-Trial-60-Nights-sized
Sleepeezee Jessica King Size Mattress

SLEEPEEZEEJessica King Size Mattress

4.9/5
(18 reviews)
£849Save £410RRP £1,259Was £999
From £283.0 per month
From £30.39 per month
  • Gel Filling
  • 1800 Pocket Spring
  • 10 Year Guarantee
  • Free Size Upgrade
Medium Firm
Removal and Recycle Available
FREE Delivery in 7 Days
Awards-Special-Buy
mattress-trial new
Silentnight Sienna King Size Mattress

SILENTNIGHTSienna King Size Mattress

4.8/5
(6 reviews)
£689Save £120RRP £809Was £769
From £229.67 per month
From £22.06 per month
  • Gel Filling
  • 1015 Mirapocket Springs
  • 5 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery in 14 Days
Silentnight Alicia King Size Mattress

SILENTNIGHTAlicia King Size Mattress

4.8/5
(2 reviews)
£889Save £300RRP £1,189Was £989
From £296.34 per month
From £28.47 per month
  • Gel Filling
  • 1015 Mirapocket Springs
  • 5 Year Guarantee
  • Free Size Upgrade
Medium
Removal and Recycle Available
FREE Delivery in 14 Days
Silentnight Clarita Geltex Ultra 3000 King Size Mattress

SILENTNIGHTClarita Geltex Ultra 3000 King Size Mattress

4.9/5
(8 reviews)
£1,199Save £440RRP £1,639Was £1,339
From £399.67 per month
From £38.39 per month
  • Gel Filling
  • 3045 Mirapocket Springs
  • 5 Year Guarantee
  • Free Size Upgrade
Soft Medium
Medium Firm
Removal and Recycle Available
FREE Delivery in 14 Days
Mattress-Trial-100-Nights-sized
Sealy Amherst King Size Mattress

SEALYAmherst King Size Mattress

£787Save £412RRP £1,199Was £999
From £262.34 per month
From £28.79 per month
  • Gel Filling
  • 800 Pocket Spring
  • 5 Year Guarantee
Firm
Removal and Recycle Available
FREE Delivery in 14 Days
Mattresses May 2022 - Studio Gel Sized
Silentnight Studio Gel King Size Mattress

SILENTNIGHTStudio Gel King Size Mattress

4.9/5
(7 reviews)
£519Save £220RRP £739Was £579
From £173.00 per month
From £16.62 per month
  • Gel Filling
  • 1000 Mirapocket Springs
  • 5 Year Guarantee
Medium
FREE Delivery in 14 Days
Awards-Best-Seller
Mattress-Trial-60-Nights-sized
Sleepeezee Poise 3200 Plus King Size Mattress

SLEEPEEZEEPoise 3200 Plus King Size Mattress

4.8/5
(11 reviews)
£1,049Save £470RRP £1,519Was £1,199
From £349.67 per month
From £36.79 per month
  • Gel Filling
  • 3200 Pocket Spring
  • 10 Year Guarantee
  • Free Size Upgrade
Medium
Removal and Recycle Available
FREE Delivery in 7 Days
Silentnight Layla King Size Mattress

SILENTNIGHTLayla King Size Mattress

5.0/5
(1 reviews)
£749Save £250RRP £999Was £839
From £249.67 per month
From £23.98 per month
  • Gel Filling
  • Miracoil Springs
  • 5 Year Guarantee
  • Free Size Upgrade
Medium
Removal and Recycle Available
FREE Delivery in 14 Days
Silentnight Cara King Size Mattress

SILENTNIGHTCara King Size Mattress

£779Save £240RRP £1,019Was £869
From £259.67 per month
From £24.95 per month
  • Gel Filling
  • Miracoil Springs
  • 5 Year Guarantee
  • Free Size Upgrade
Medium Firm
Removal and Recycle Available
FREE Delivery in 14 Days
Silentnight Crystal King Size Mattress

SILENTNIGHTCrystal King Size Mattress

4.8/5
(3 reviews)
£899Save £300RRP £1,199Was £999
From £299.67 per month
From £28.79 per month
  • Gel Filling
  • 2030 Mirapocket Springs
  • 5 Year Guarantee
  • Free Size Upgrade
Soft Medium
Removal and Recycle Available
FREE Delivery in 14 Days
Mattress-Trial-100-Nights-sized
Sealy Lakeside King Size Mattress

SEALYLakeside King Size Mattress

£669Save £490RRP £1,159Was £859
From £223.0 per month
From £24.62 per month
  • Gel Filling
  • PostureTech™ Core Support Spring
  • 5 Year Guarantee
  • Free Size Upgrade
Soft Medium
Removal and Recycle Available
FREE Delivery in 14 Days
Showing 1 to 12 of 44 Products

Get in the know with our buying guides

How to Choose the Right Mattress
Find the right mattress for your needs with our ultimate guide
Ultimate Guide to the Best Mattress Protector
Choosing the right mattress protector for your bed
Choosing the Right Pillow for You
Ensure you have the right pillow to enhance your sleep
Ultimate Guide to Picking the Best Duvet
Don't feel overwhelmed, let us help you choose