Clear
Close

Trending searches

Speak to a bed expert:
01928 242829
Flash sale banner Couple holding cushion
Ends in… 0ddays 00hhours 00mmins 00ssecs

Extra Firm King Size Mattresses

Showing 25 to 31 of 31 Products
Filter

Filter By

Filter By

View Products (31)
Vispring Shetland King Size Mattress

Vispring Shetland King Size Mattress

Vispring
£6,989
Save £1,746
RRP £8,735
From
£223.80
per month
Soft
Medium
Firm
Extra Firm
  • Natural Fibre Filling
  • 1720 Pocket Spring
  • 30 Year Guarantee
FREE Delivery in 2 to 3 Weeks
Vispring Bedstead Superb King Size Mattress

Vispring Bedstead Superb King Size Mattress

Vispring
£7,379
Save £1,841
RRP £9,220
From
£236.29
per month
Soft
Medium
Firm
Extra Firm
  • Natural Fibre Filling
  • 2112 Pocket Spring
  • 30 Year Guarantee
FREE Delivery in 2 to 3 Weeks
Vispring Kingsbridge King Size Mattress

Vispring Kingsbridge King Size Mattress

Vispring
£7,489
Save £1,871
RRP £9,360
From
£239.81
per month
Soft
Medium
Firm
Extra Firm
  • Natural Fibre Filling
  • 2030 Pocket Spring
  • 30 Year Guarantee
FREE Delivery in 2 to 3 Weeks
Vispring Tiara Superb King Size Mattress

Vispring Tiara Superb King Size Mattress

Vispring
£11,049
Save £2,761
RRP £13,810
From
£353.81
per month
Soft
Medium
Firm
Extra Firm
  • Natural Fibre Filling
  • 2242 Pocket Spring
  • 30 Year Guarantee
FREE Delivery in 2 to 3 Weeks
Vispring Bedstead Distinction King Size Mattress

Vispring Bedstead Distinction King Size Mattress

Vispring
£13,529
Save £3,381
RRP £16,910
From
£433.23
per month
Soft
Medium
Firm
Extra Firm
  • Natural Fibre Filling
  • 2450 Pocket Spring
  • 30 Year Guarantee
FREE Delivery in 2 to 3 Weeks
Vispring Sublime Superb King Size Mattress

Vispring Sublime Superb King Size Mattress

Vispring
Review Stars
5/5
(1 Reviews)
£13,929
Save £3,481
RRP £17,410
From
£446.03
per month
Soft
Medium
Firm
Extra Firm
  • Natural Fibre Filling
  • 2520 Pocket Spring
  • 30 Year Guarantee
FREE Delivery in 2 to 3 Weeks
Rest Assured Arden King Size Mattress

Rest Assured Arden King Size Mattress

Rest Assured
Review Stars
5/5
(2 Reviews)
£669
Save £190
RRP £859
From
£21.42
per month
Extra Firm
  • Natural Fibre Filling
  • 1400 Pocket Spring
  • 5 Year Guarantee
FREE Delivery in 10 to 14 Days
Show more
Showing 25 to 31 of 31 Products

Get in the know with our buying guides

View all
Happy woman sat on bed
How to Choose the Right Mattress
Find the right mattress for your needs with our ultimate guide
Person putting on mattress protector
Ultimate Guide to the Best Mattress Protector
Choosing the right mattress protector for your bed
Man sleeping in facemask
Choosing the Right Pillow for You
Ensure you have the right pillow to enhance your sleep
Boy sitting under a duvet
Ultimate Guide to Picking the Best Duvet
Don't feel overwhelmed, let us help you choose