Skip to product information
Hypnorasleep Cool Gel Memory 1000 Mattress in a Box
Price after extra 20% off
£239.99
£729.98
Save £489.99
Sale price £299.99 before extra discount
Extra 20% off applied at checkout
No code needed
Klarna.
3 payments of £79.99 at 0% interest
Learn more×
Pay at your own pace, from 0% interest
As you shop and pay with Klarna, the amount you can spend with Klarna may increase.
Example plans
Pay in 3
£79.99 every 30 days
£0.00 interest
Total £239.99
Pay in full
£239.99 today
£0.00 interest
Total £239.99
Pay later
£239.99 in 30 days
£0.00 interest
Total £239.99
How it works
At checkout select Klarna
Choose your payment plan
Different payment plans may be shown depending on the purchase amount and credit score.
Complete your checkout
The amount will be charged based on the payment plan you chose.
Deposit may be required. Credit subject to status. Klarna's Pay in 3 and Pay in 30 days are unregulated credit agreements.
Terms & conditions and late fees apply.
Select Size
Checking availability
Dispatch 5–7 working days
30-night home trial
Sleep on it for 30 nights.
Delivery in 5–7 working days
Free UK mainland delivery
5-year warranty
Guaranteed quality & durability
The Perfect Balance of Comfort and Support
1
1. Breathable, Anti-Allergy Quilted Sleep Surface
−
A soft, breathable quilted cover that promotes airflow and provides a fresh, comfortable sleeping surface.
2
2. Cool Gel Memory
+
Cooling gel memory foam adapts to your body, helping relieve pressure and reduce heat build-up.
3
3. SOMNUS Stability+ Layer
+
Provides balanced support and helps distribute body weight evenly for improved sleeping comfort.
4
4. SOMNUS Stability+ Layer
+
Reinforces mattress structure and maintains consistent stability and support throughout the night.
5
5. Aero-PAD® Layer
+
Adds responsive cushioning and creates a smooth transition between comfort and support layers.
6
6. Encapsulation 1000 Pocket Spring
+
Individually responsive pocket springs provide targeted support, while foam encapsulation enhances edge stability.
7
7. Aero-PAD® Layer
+
Offers additional cushioning beneath the pocket springs, helping maintain comfort and structural support.
8
8. Poly Regen Base Layer
+
A durable foundation that helps maintain the mattress's shape, stability, and long-lasting performance.
1
2
3
4
5
6
7
8
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
1
2
3
4
5
6
7
8
9
10
Soft
Medium
Extra firm
Rated Excellent on Trustpilot
Discover comfort and support across the SOMNUS mattress collection
★
Trustpilot