SIMBA Simba Hybrid Ultra Mattress
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Dimensions & Size
- Size: Super King
- 180 x 200 cm
Features & Other Materials
Plush feel
7,300 springs
34cm dept
11 layers
Exclusive FusionCool™ layer
Ultimate comfort.
Our highest number of patented Aerocoil® springs, two layers of cushioning Simbatex® and comfort-boosting PureLift™ layer Our coolest feel.
Stratos® ‘cool-touch’ cover, breathable FusionCool™ comfort layer and two layers of graphite-infused Simbatex® foam Targeted support.
Steel SupportCore™ springs cradle your body, focusing on hips and shoulders
Uninterrupted sleep. Our maximum Aerocoil® spring count ensures your partner’s movements won’t wake you
Easy to clean. Zip off cover makes for machine washable convenience.
Breathable FusionCool™ cushioning:
- We wanted the coolest, most luxurious comfort layer for the top of our Ultra – so we made FusionCool™. Blending wool, charcoal, bamboo and kapok, it provides silky-soft cushioning that’s naturally breathable, allowing air to flow and preventing heat build-up, keeping you cool and dry.
Boosting PureLift™ layer:
- We combined latex and coconut to create the springy PureLift™ support layer in our Ultra.
- When blended together, they form a comfortable layer that’s bouncy, breathable and adapts to your body shape – taking the pressure off so you feel fully supported.
- Maximum spring count, maximum comfort:
What’s behind our “sleeping-on-a-cloud” feel? Our titanium alloy Aerocoil® micro springs. - We proudly place them at the top of our Ultra, where comfort matters most, and there’s up to 3,800 in two layers – plus an extra layer of up to 2,500 – for ultimate, 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.
200-Night Trial
- If you're not happy with your mattress within 200 nights of delivery, we'll collect it free of charge.
10-Year Guarantee
- Our mattresses and toppers include a 10-year guarantee against manufacturing faults. If a mattress fails within that time, we'll exchange it for a new one.
Returns & Other Information
It can take up to a month to get used to a new mattress, which is why we give you 200-Night Trial to sleep on it. If you’ve only ever slept on a mattress that’s just foam or simply springs - or perhaps your old mattress has simply seen better days - a brand new Simba mattress might feel softer or firmer than you’re used to (it’s actually medium-firm overall, which independent research shows is ideal for most of us). So we do recommend spending some time getting to know your Simba mattress.
We want you to rest easy, though. If you’ve given it a good try and you decide your Simba product just isn’t right for you, it’s easy to organise a free return or collection.
This item will be delivered directly from our supplier . Please ensure you provide a mobile phone number with your order, as you will receive a message, email or call from the courier with delivery information and times. All damages and discrepancies must be reported within 7 days of delivery. Goods should be returned in their original packaging where possible. Please do not dispose of your old bed or mattress until the new one arrives and you are happy with it. UK Mainland delivery only.
All bed frames supplied by the Supplier will benefit from a 200 Night Sleep Trial in terms not materially different than those set out in the Supplier’s e-commerce website Terms and Conditions (which may be reviewed at https://simbasleep.com/pages/terms) at Clause 8A of those Terms and Conditions, save that the extended right of cancellation shall be for 200 days.
Simba guarantees to replace any bed frame, as may be determined by Simba’s independent inspection agent, to be exhibiting a manufacturing defect in respect of the frame within 10 years of the delivery date, or any bed frame exhibiting a manufacturing defect in respect of the fabric cover of the bed frame within 2 years of the delivery date, subject to the full terms set out at Clause 12 https://simbasleep.com/pages/terms
"Sold and Delivered by BrandAlley:
Economy Delivery (UK):
4 – 7 days delivery
Available for £2.99
Standard Delivery (UK):
2 – 4 days delivery
Available for £4.99
Next Day Delivery (UK):
Delivered the next working day. Terms & Conditions apply*
Available for £7.99
How Our Next Day Delivery Works:
Upgrade your order to Next Day Delivery and receive your item(s) the next working day. Available on selected items*.
Terms & Conditions:
Place your order by 7pm Monday to Friday to get it the next working day
Orders placed between 7pm Friday - 2pm Sunday will be delivered on Monday, unless delivery is to the following postcodes, in which case, the order will be delivered on Tuesday; BT, TR, PL, EX, IoM, TD, ML, KA, EH, G, KY, FK, PA, PH, DD. AB, IV
Please note – Our Next Day Delivery service to the following postcodes will always be two working days, instead of one: HS2, KW 16-17, PA61 -PA75, PA78, PH30, PH41-44, ZE 2-3
Delivery Times:
Our delivery dates vary depending on whether our suppliers need to deliver stock to our warehouse after you have purchased. You will find the delivery date for each sale displayed on the sale and product page, and at the checkout stage.
Items available to us right away will be dispatched within 1-2 days and delivered to you within 2-3 days. On occasion, the time frames may vary, however this will be made clear on selected items.
Please note that if you have ordered items from one or more of our sales, we will automatically split ship your order if certain items become available before others.
Ireland & The Channel Islands:
All orders are eligible for our standard delivery option, which has a fixed fee of £7.95. Orders to the Channel Islands can be delivered via express delivery (£9.50) in 2 days or within 3-4 days using our standard delivery. Orders to the Republic of Ireland will be delivered within 7-10 days.
Sadly, we are unable to offer next day delivery to Ireland or the Channel Islands.
Sold and Delivered by trusted sellers:
BrandAlley marketplace allows our carefully selected partner sellers to offer you an additional range of products.
These sellers are responsible for managing your order: shipping, delivery, and customer service.
The delivery time frames and costs may vary; however, this will be made clear at the checkout.



