Sleep Genius 1200 Pocket Memory


John Lewis Sleep Genius 1200 Pocket Memory
Sizes Sleep Genius 1200 Pocket Memory
Single 90cm x 190cm  
Small Double 120cm x 190cm
Double 135cm x 190cm  
King 150cm x 200cm  
Super King 180cm x 200cm
Support System Memory Foam
Spring Count 1200
Mattress Depth 27.5cm
Comfort Filling Memory Foam
Allergy Approved  
Firmness Rating Medium/Firm

The Sleep Genius 1200 pocket memory features the unique Mirapocket advanced spring system with an added memory foam comfort layer.

• 1200 Mirapocket® pocket springs

• Deep layer of body moulding memory foam for ultimate pressure relief with no loss of movement or support

• Tufted for a firmer feel

• Purotex treated to reduce moisture and dust-mite allergens to create a drier, fresher and all- round healthier mattress, with Allergy UK seal of approval.

• Handles and breathable air vents to keep you comfier and cooler at night

*Listed spring counts are based on a king size mattress (measuring 5ft x 6ft 6in /150cm x 200cm). The amount of springs will alter on a pro-rata basis dependent on mattress size.

Find a retailer


Enter a postcode or town to find your nearest John Lewis showroom

At Silentnight, we know the secret to a great night’s sleep

You have the total reassurance of knowing you are choosing a quality product from the UK’s biggest bed manufacturer with 70 years of bed making heritage.

All our upholstered beds and mattresses are handmade in our UK factory

There are no short cuts to quality and safety, we guarantee total quality as standard

We are proud to be the UK's most trusted bed brand

Most trusted bed brand - independent survey

All our upholstered beds and mattresses come with our reassuring product guarantee