Super King Mattresses

Discover a roomy super king mattress that supports and pampers you all night long. With our outstanding range of luxury fillings and premium designs, you're sure to find the right comfort level for you. Choose from pocket sprung mattresses, pressure-relieving memory foam and more. The mattresses in our collection of super king size mattresses promise comfort night after night.

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  • Limited stock available
    Save £320
    £799 Stock Offer £479

    • Great value eco-friendly mattress with 800 zoned pocket springs 
    • Temperature regulating, hypoallergenic Eco Comfort Fibre™ layer
    • Innovative comfort layer made from 100% recycled bottles

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  • Limited stock available
    Save £400
    £999 Stock Offer £599

    • Luxuriously comfy eco-friendly mattress at a great value price 
    • Temperature regulating, hypoallergenic Eco Comfort Fibre™ layer
    • 800 zoned pocket springs plus 1000 responsive mini-springs

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  • Limited stock available
    Save £280
    £699 Stock Offer £419

    • Firm feel, amazing value, eco-friendly mattress 
    • Miracoil springs offer edge to edge support
    • Breathable fillings made from recycled bottles

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  • Extra 20% off - use code TREAT20
    £659

    The Silentnight Mirapocket Serenity 1200 mattress is an award winner and it’s easy to see why. Rated a Best Buy by Which?, it scores top marks for comfort as well as value.

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  • Extra 20% off - use code TREAT20
    £489

    Offering outstanding orthpaedic support with an extra firm feel, the Silentnight Miracoil Serenity Ortho mattress is your kind of comfort at a fantastic value price.

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  • Extra 20% off - use code TREAT20
    £739
    • Fantastic value pocket spring and memory foam mattress from Silentnight
    • Edge-to-edge support means more sleep space with no ‘roll together’
    • Mirapocket technology with 1200 zoned pocket springs
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  • Extra 20% off - use code TREAT20
    £789

    Top to bottom and side to side, the Silentnight Mirapocket Serenity 2000 Memory mattress provides incredible comfort at a fantastic value price.

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  • Extra 20% off - use code TREAT20
    £669
    • Fantastic value Silentnight Mirapocket Serenity Ortho mattress
    • Edge-to-edge support means more sleep space with no ‘roll together’
    • Mirapocket technology with 1400 zoned pocket springs
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  • Extra 20% off - use code TREAT20
    £529
    • Fantastic value spring and memory foam mattress from Silentnight
    • Edge-to-edge support, more personal space, no ‘roll together’
    • Miracoil zoned spring system aligns your spine perfectly
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  • Extra 20% off - use code TREAT20
    £1759

    It’s the advanced layers of comfort that make the Silentnight Serenity Cool Lux Gel 3000 Ultra mattress so incredibly comfortable.

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  • Extra 20% off - use code TREAT20
    £609
    • Fantastic value spring and memory foam mattress from Silentnight
    • Edge-to-edge support, more personal space, no ‘roll together’
    • Miracoil zoned spring system aligns your spine perfectly

     

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  • Extra 20% off - use code TREAT20
    £609
    • Fantastic value Mirapocket Serenity mattress from Silentnight
    • Edge-to-edge support, more personal space, no ‘roll together’
    • Mirapocket technology with 1000 zoned pocket springs
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