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Breathable wool & cooling Stratos® cover
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2 microspring layers
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Up to 4,800 springs
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8 layers / 28cm depth
Hybrid® Pro Mattress has a rating of ["4", "8"], based on 37686 reviews.
View ReviewsWe’ve chosen wool as the natural top layer of our Pro for two reasons: it’s breathable to allow fresh air to flow and to help regulate temperature, and it’s beautifully soft – for an extra comfort boost.
What’s behind our “sleeping-on-a-cloud” feel? Our titanium alloy Aerocoil® microsprings. We proudly place them at the top of our Pro, where comfort matters most, and there’s up to 3,800 in two layers for pinpoint support. As they compress individually, they push fresh air upwards and respond separately to movements – so you feel cooler, and your partner’s toss-and-turns stay on their side.
If your mattress makes you feel too hot at night, your quality of sleep suffers. But our Simbatex® foam has over 5x more airflow than memory foam , and it’s infused with graphite to move warmth away from your body. So you get all the comfort of memory foam – minus the heat.
Stay up to 4.4°C cooler with our unique HeatRelease™ technology. Engineered with heat-absorbing graphite, these strips are proven to draw excess warmth away from your body as you sleep, starting within 20 minutes and actively working all night long. Together with our graphite-infused Simbatex® foam, they keep you at the ideal sleep temperature for up to 8 hours .
(And why Simba is the King of Hybrids!)
Hybrid mattresses combine foam and springs. Foam mattresses give a restful, cradled feel but can feel soft, hot and lack support. Spring mattresses sleep cooler and provide robust support but can feel bouncy and hard. Hybrids provide the cradled feel without the bounce and sleep cooler.
Simba Hybrids® uniquely have microspring Aerocoil® layers at the top of the mattress. These provide our unique Simba feel and so you feel ultimately comfortable, supported and cool.
Foam
Simba Hybrid®
Spring
We work with a number of expert suppliers in the UK and Portugal to ensure the highest possible quality for our mattresses.
90X190 UK Single Mattresses
135X190 Double Mattresses
150X200 UK King Size Mattresses
180X200 UK Super King Mattresses
120X190 UK Small Double Mattresses
90X200 EU Single Mattresses
140X200 EU Double Mattresses
160X200 EU Queen Mattresses
The Simba Hybrid® Pro Mattress is 28cm deep.
Up to 3,800 25mm conical pocket Aerocoil® springs, made with titanium alloy and manufactured in Leeds, enclosed in a
polypropylene pocket.
530g knitted polyester top cover (due to updated covers fabric spec may vary slightly between 02/24 and 11/24) with zip-off, washable sleep surface and Stratos® technology.
133g knitted polyester internal cover to protect mattress layers when top cover is removed for washing
British wool
Simbatex® foam support layer
CertiPUR® foam support layer.
No roll-off SupportCore™ Base with up to 1000 durable steel springs.
Optional upgrade HeatRelease™ strips: graphite (79.6%), polypropylene (12.3%) and aluminium (8.1%).
CertiPUR® foam base layer for extra mattress stability.
4 handles for ease of movement
For more info, please head to our FAQ.
The top cover is removable and washable (washing instructions included). Wash at 40°C on a reduced spin cycle. Do not use chlorine bleach. Do not tumble dry, iron or dry clean.
The grey base fabric can also be cleaned with a soft, damp and clean cloth using small circular motions. Using a mattress protector could help extend the life of your mattress.
Delivery is free as standard to most of the UK. In most cases, we deliver seven days a week when you pick a date at checkout. Due to the weight of this mattress we strongly recommend delivery to your chosen room and that you ensure children are kept at a distance from delivery and unboxing. If you choose to return your mattress during your 200-night trial, returns are also free in most of the UK.
If you decide the Simba Hybrid® Pro Mattress is not for you, give us a call during the mattress trial. We’ll arrange a free collection and refund the cost of your mattress or any financing payments made (not including delivery charges). And don’t worry - we wouldn’t dream of asking you to get it back in the box.
Every Simba mattress comes with a ten year guarantee. If it fails during that time, we’ll exchange it for a brand new one.
Foams in our Hybrid® Pro are certified to CertiPUR® requirements, so these foams contain no heavy metals like mercury or lead.
Our products that carry the GenM Menopause Friendly symbol can ease, relieve or support one or more of the 48 signs of menopause.
Proud to be a B Corp.
We’re determined to have a positive impact, socially and environmentally.
A responsible sleep.
We use CertiPUR® foam and include recycled materials where possible.
Less to landfill.
Simba mattresses are suitable for recycling or refurbishment via specialist providers.
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We strive to deliver the best possible products and services.
Reviews attributed to a model of a product or to services reflect reviews left for previously offered design iterations of a model of product or a service, as well as the optimised and improved iteration of the product or service offered today.
This summary was created by AI, based on recent reviews.
Customers rave about the Simba Hybrid® Pro Mattress, frequently describing it as a "game-changer" for sleep quality, comfort, and overall well-being. Many users report a significant reduction in aches and pains, particularly in their backs and hips, leading to more restful and deeper sleep. The mattress is consistently praised for its perfect balance of softness and support, keeping users comfortably cradled without feeling too firm or too soft. Its ability to maintain a comfortable temperature throughout the night and minimize motion transfer are also highlighted as major benefits. While some initially found it slightly firmer than expected, most users quickly adjusted and found it to be an excellent investment for a superior sleep experience.