Which? Best Buy Coolmax Hybrid is the most innovative mattress in the Coolmax range. The ultimate Memory Foam Warehouse hybrid mattress provides a longer and cooler nights sleep. Featuring cool tech removable Coolmax cover, graphite infused memory foam and supportive pocket sprung layer that evenly distributes bodyweight like no other mattress.

  • £299.99
    (minimum spend £500)
Shipping calculated at checkout.

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Main Features

    • Medium
    • Coolmax Fabric
    • Removable Cover
    • Washable Cover
    • 5 Years Warranty
    • 25cm Depth
    • Hypoallergenic
    • Quad Layer
    • British Made


Which? Best Buy Coolmax Hybrid Mattress. The latest mattress from Memory Foam Warehouse combining the benefits of HD foam with pocket spring technology to provide ultimate comfort. 

Sleep Cool

Perfect temperature is essential for a great night sleep and the 4cm top layer of graphite infused foam draws excess heat away from your body for a cooler sleep.


Pocket sprung comfort

The Which? Best Buy Coolmax Hybrid is the next level in comfort.   The micro pocket spring layer moves in synergy with your body and movements by partners will go unnoticed.

The micro pocket spring layer is airy, strong and light but you won’t feel a single spring!

Super supportive base

The Coolmax Hybrid micro pocket layer is enclosed in HD foam for   reinforced edge to edge support. The 14cm HD foam base layer has built in support zones to ensure the base adjusts with your movements for a super supportive night’s sleep.

Coolmax cover

Sleep cooler. The Coolmax Hybrid mattress features a removable and washable cover with Coolmax cooling technology. 

The foam in the Coolmax Hybrid mattress is TCPP free, foam that is better for the planet so no nasty environmentally damaging chemicals.

Made in the UK

Which? Best Buy Coolmax Hybrid Mattress is made in the UK by Memory Foam Warehouse which reduces carbon emissions and all our packaging is recyclable and made from recycled materials.

Waste foam from the Coolmax Hybrid is recycled and used in our EcoFoam mattresses. 

Have an award-winning night’s sleep

Mattress Delivery

Delivery within 5-7 days from placing order. (Excluding Scottish Highlands and Islands)

We offer free delivery on orders over £99. For items under this amount there is a charge of £4.95 for delivery. There may also be a small charge for orders to certain parts of Scotland.

Your mattress will be delivered either boxed or rolled in a protective bag allowing you to move it into your room of choice quickly and easily.

Sleep Trial
100 Nights
British made
5 Years
Washable Cover
Machine Wash
Which? Best Buy
Mattress Type
Graphite Infused Foam
HD Foam
Pocket Volume
Customers Reviews

Customers Questionsdropdown

If you have a question about Memory Foam Warehouse or any of our memory foam mattresses, pillows, toppers or beds; we’ve created a comprehensive mattress buying guide and FAQ’s page which should be able to answer most queries. If you can’t find what you’re looking for on these pages or would rather speak to one of the team please contact us here.

Delivery & Returnsdropdown

Contact detailsAll goods purchased online are shipped from our factory:Unit 1 Navigation Yard, Chantry Bridge, Wakefield. WF1 5PQ

Order confirmation & deliveryOnce you have placed your order, you will receive a confirmation email. Please check this to ensure your order is correct. If anything is wrong, please call us and we will correct it immediately.

Once your order has been prepared by our team and is on its way out to you, you will receive a dispatch confirmation. This email contains any tracking information pertaining to your order. If you have selected our two man delivery service, you will be contacted by the courier to arrange a delivery date and time to suit you. Please note that a signature is always required upon receipt.

We can also dispose of your old mattress; simply select the Recycling option at the checkout where available.

Specific Delivery Date RequestsPlease contact us for any specific delivery requests and we will try to meet your needs. Return questions can be sent to

CouriersWe use a number of couriers to make our deliveries, depending on where and how our customers need our products. Our most convenient service is our two man delivery service, delivering your mattress to the room of your choice and disposing of the packaging for you.

Returns policy

Any items which are returned for refund or exchange must be received by Memory Foam Warehouse within 30 days in a new and unused condition and with original packing intact, along with all receipts. We strongly recommend you use a recorded/insured delivery service as we regret that we cannot be held responsible for goods lost in transit. Any refund will be made in the tender type originally transacted. We are unable to process items that do not meet with these criteria. More details available here

100 night trial

The details of our 100 night trial are available here.


All of our mattresses come with a 12 month full guarantee, covering our products against any defects caused by material or manufacturing defects. Once this 12 months period has passed, many of our mattresses are covered by 5, 10 and 15 year warranties. For full details of our warranties, please visit our Guarantees & Warranties page


We reserve the right to change our prices immediately if there is any change in the VAT rate or if there is a major change in the value of the pound against any currencies which could affect some imported items. Please note that the actual colour of some items may differ slightly from the photographic representations shown on this internet site. Whilst we endeavour to thoroughly test all hardware products on this site, it should be noted that descriptions of performance and suitability are purely subjective