Somnus Memory Foam Mattress in a Box

Somnus Memory Foam Mattress in a Box

Single
£274.99 £659.98
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Somnus Memory Foam Mattress in a Box
  • Somnus Memory Foam Mattress in a Box
  • Somnus Memory Foam Mattress in a Box
  • Somnus Memory Foam Mattress in a Box
  • Somnus Memory Foam Mattress in a Box
  • Somnus Memory Foam Mattress in a Box
Somnus Memory Foam Mattress in a Box

Somnus Memory Foam Mattress in a Box

Price after extra 20% off

£219.99 £659.98 Save £439.99

Sale price £274.99 before extra discount

Extra 20% off applied at checkout No code needed
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Select Size
Checking availability
Dispatch 5–7 working days
Size
30-night home trial

30-night home trial

Sleep on it for 30 nights.

Delivery truck

Delivery in 5–7 working days

Free UK mainland delivery

Warranty shield

5-year warranty

Guaranteed quality & durability

Somnus Memory Foam Mattress in a Box Details

Single
90 × 190 × 25 cm
Depth: 25 cm / 9.8 inches
Small Double
120 × 190 × 25 cm
Depth: 25 cm / 9.8 inches
Double
135 × 190 × 25 cm
Depth: 25 cm / 9.8 inches
King
150 × 200 × 25 cm
Depth: 25 cm / 9.8 inches
Super King
180 × 200 × 25 cm
Depth: 25 cm / 9.8 inches

We offer fast and reliable delivery across UK. Orders are typically delivered within 5-7 working days. Cash on Delivery (COD) is available. You will receive a confirmation call before dispatch.

Sleep on it. Don’t like it? Return it. If it’s not right, we’ll arrange a free return.

Enjoy peace of mind with our 5 Year warranty covering manufacturing defects and long-term durability.

The Perfect Balance of Comfort and Support

1

AirSoft Cover

−
A soft, breathable cover designed to promote airflow and provide a fresh, comfortable sleeping surface throughout the night.
2

GraphiFlex Comfort Foam

+
A responsive comfort foam layer that gently contours to your body's natural shape, helping distribute pressure evenly for a more restful sleep.
3

BalanceCore Support Foam

+
Provides consistent support and stability, helping maintain comfortable body alignment while preventing excessive sinking.
4

DuraBase Foundation

+
A strong, durable base layer that reinforces the mattress structure, providing dependable support and helping maintain its shape over time.
Somnus Memory Foam Mattress in a Box mattress layers
1
2
3
4

Comfort that moulds to you.

01 — Comfort that contours

01 — Comfort that contours

GraphiFlex foam gently cushions your body's natural curves.
02 — A breathable sleep surface

02 — A breathable sleep surface

Soft, breathable AirSoft fabric with anti-allergy properties.
03 — Support from the core

03 — Support from the core

BalanceCore and DuraBase layers create a stable, supportive foundation.
FIND YOUR COMFORT

Firm support. Contouring comfort.

Memory foam gently cushions your body, with a stable foundation for a firmer feel.

FIRMNESS

8/10 · Firm
Soft Medium Extra firm

Rated Excellent on Trustpilot

Discover comfort and support across the SOMNUS mattress collection

★ Trustpilot
★ ★ ★ ★ ★
4.8 out of 5
Based on 2,000+ reviews
★★★★★
2 days ago

Best sleep I’ve had in years

The mattress feels supportive without being too hard. My lower back feels much better in the morning.

James R.
★★★★★
4 days ago

Perfect balance of comfort and support

The SOMNUS Memory Pocket 2000 combines pocket-spring support with a comfortable feel. I wake up with much less stiffness now.

Sarah T.
★★★★★
1 week ago

Great quality and fast delivery

The mattress arrived quickly and was well packed. It feels premium and gives excellent support through the night.

Daniel M.
★★★★★
1 week ago

Back support is amazing

I wanted something for better spinal support and this mattress really helped. It keeps my body nicely aligned.

Michael B.
★★★★★
2 weeks ago

Very supportive but still comfortable

It has a proper medium-firm feel. Supportive for my back but soft enough around the shoulders and hips.

Emma L.
★★★★★
2 weeks ago

Hotel mattress feel at home

The SOMNUS Cool Gel Memory 1000 has a comfortable, premium mattress feel. Comfortable, supportive and much better than our old mattress.

Rebecca J.
★★★★★
3 weeks ago

No more waking up stiff

Since changing to this mattress I wake up feeling fresher. It supports my lower back really well.

Karen H.
★★★★★
3 weeks ago

Helpful advice before buying

The team helped me choose the right firmness level. The mattress feels exactly as described.

David W.