King Size Reflex Foam Mattresses
Reflex foam is versatile, comfortably supportive and a great budget option if you're looking for a king size foam mattress.
Choose from our wide range of king size reflex foam mattresses, including best sellers from Silentnight. Enjoy Free Delivery - with many of our reflex foam mattresses in stock and ready for Free Next Day Delivery to most areas!
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1-20 of 24 products
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Luna Memory 2500 Pocket Hybrid Mattress
4.7
344
Medium to Firm
Pocket Springs
Memory Foam
In the Sale
50% Off
King Size£449.93
Was £559.95
RRP £990.00
Kaymed Smart Phase 1600 Pocket Hybrid Mattress
New In
We're Collecting Reviews
We're gathering feedback on this product. Only 1 in 20 customers leave a review, so check back soon to see what others think! Rest assured, all products are quality tested to meet our standards.
Medium to Firm
Pocket Springs
Reflex Foam
In the Sale
30% Off
King Size£998.25
Was £1,089.95
RRP £1,470.00
Horizon Odyssey 800 Pocket Memory Mattress
4.6
154
Medium
Pocket Springs
Memory Foam
In the Sale
55% Off
King Size£344.97
Was £404.95
RRP £790.00
Sealy Posturepedic Elevate Blackwood Mattress
4.7
55
Firm
AlignSupport Coil Springs
Reflex Foam
In the Sale
45% Off
King Size£893.25
Was £1,049.95
RRP £1,729.00
KomfiMed Ortho Firm Mattress
New In
We're Collecting Reviews
We're gathering feedback on this product. Only 1 in 20 customers leave a review, so check back soon to see what others think! Rest assured, all products are quality tested to meet our standards.
Firm
Reflex Foam
TrueGel Technology
In the Sale
35% Off
King Size£716.82
Was £824.95
RRP £1,120.00
Luna Memory 1000 Pocket Hybrid Mattress
4.6
579
Medium
Pocket Springs
Memory Foam
45% Off
King Size£349.95
RRP £680.00
SleepSoul Comfort 800 Pocket Mattress
4.6
920
Medium
Pocket Springs
Reflex Foam
45% Off
King Size£224.95
RRP £410.99
Horizon Adventurer 1000 Pocket Memory Mattress
4.6
131
Medium to Firm
Pocket Springs
Memory Foam
King Size£825.00
Rock Hard Super Firm Foam Mattress
4.7
331
Extra Firm
Reflex Foam
Reflex Foam
20% Off
King Size£504.95
RRP £650.00
SleepSoul Luna Posturezone 1000 Pocket Ortho Mattress
4.8
40
Firm
Pocket Springs
Reflex Foam
35% Off
King Size£459.95
RRP £719.99
Komfi GelMed Ortho Mattress
New In
We're Collecting Reviews
We're gathering feedback on this product. Only 1 in 20 customers leave a review, so check back soon to see what others think! Rest assured, all products are quality tested to meet our standards.
Medium to Firm
Pocket Springs
TrueGel Technology
35% Off
King Size£767.07
Was £879.95
RRP £1,195.00
Simba Inter Comfort Hybrid 1500 Pocket Mattress
4.1
7
Medium to Firm
Mini Pocket Springs
Memory Foam
25% Off
King Size£599.25
RRP £799.00
Simba Essential Comfort Hybrid 1000 Pocket Mattress
4.4
417
Medium to Firm
Mini Pocket Springs
Memory Foam
25% Off
King Size£561.75
Was £669.95
RRP £749.00
Sealy Exquisite Entice Mattress
5.0
1
Medium
RestSupport Coil Springs
Reflex Foam
35% Off
King Size£3,359.00
RRP £5,449.00
Sealy Posturepedic Elevate Holst Mattress
4.6
8
Medium
AlignSupport Coil Springs
Reflex Foam
35% Off
King Size£1,239.95
RRP £2,029.00
Komfi GelMed Comfort Mattress
New In
We're Collecting Reviews
We're gathering feedback on this product. Only 1 in 20 customers leave a review, so check back soon to see what others think! Rest assured, all products are quality tested to meet our standards.
Medium
Pocket Springs
TrueGel Technology
25% Off
King Size£924.95
RRP £1,245.00
Rock Hard Ultra Firm Mattress
5.0
5
New In
Extra Firm
Reflex Foam
Reflex Foam
30% Off
King Size£404.95
RRP £600.00
KomfiMed Pro Medium Mattress
New In
We're Collecting Reviews
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Medium to Firm
Reflex Foam
TrueGel Technology
25% Off
King Size£824.95
RRP £1,120.00
Kaymed Smart Phase 2000 Pocket Hybrid Mattress
New In
We're Collecting Reviews
We're gathering feedback on this product. Only 1 in 20 customers leave a review, so check back soon to see what others think! Rest assured, all products are quality tested to meet our standards.
Soft to Medium
Pocket Springs
Reflex Foam
25% Off
King Size£1,214.95
RRP £1,650.00
SleepSoul Cloud 800 Pocket Memory Pillow Top Mattress
4.7
285
Medium
Pocket Springs
Memory Foam
40% Off
King Size£354.95
RRP £605.99
1-20 of 24 products
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