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Brooke & Wilde Elite Mattress too soft & showing issues of sagging already

Andy asked
24th March 2021

I have recently purchased a Brooke and Wilde Kingsize hybrid mattress in soft brookandwilde.com/the-elite-mattress/ it is on a sprung slatted base.

Neither me nor my wife are overweight, in fact, quite the opposite. When in the bed alone if in the middle of the bed the mattress is fine but if I move to one side it becomes quite hard.

When the two of us are in the bed the softness is halved and it is uncomfortable for both of us to sleep on.

Is this because the mattress is soft and tends to be less able to support two bodies than if it were firm or is it down to the slatted base? If I replace the base with a sprung divan from you will it help this issue?

I notice that not many companies offer soft mattresses and wonder if the reason for this is that a firmer mattress offers a softer sleep experience due to not compressing so much?

1 Answer
Lee Staff
answered 3 years ago

Hi Andrew,

Thanks for getting in touch and we’re sorry to hear you’re struggling with your Brooke & Wilde Hybrid foam boxed one-sided mattress. We get this complaint a lot about all the boxed foam one-sided mattresses.

Let’s take a look beneath the covers to see what’s inside this mattress before offering advice.

Brooke & Wilde Elite Mattress Review:

The memory foam doesn’t given any density or thickness so it’s really hard to be able to provide a comparison. It’s like a listing saying ‘White wine’ but you have no idea if its sweet, medium or dry or the grape type. When looking at any foam you need to know the density, thickness and hardness of the foam.

That said, as a top layer we can make a guess its 40-50kg memory foam maybe 2-3cm. Memory foam is notorious for sinking and then heating up. Causing sleepers to feel like they are stuck in hot wet sand during the night. Some people love this feeling others hate it. Memory foam is probably the least supportive of all mattress fibres. It’s also Vasco elastic so retains and creates heat which is how it moulds.

That is why Brook and Wild have put a ‘Thermo regulating foam layer’ underneath it. The fact is, all foams are heat retentive and this layer probably has little bearing on the memory foam. It’s likely to be a firmer reflex style foam to aid support.

The support system is interesting as there’s a mix of micro springs and then pocket springs. Let’s start with the micro springs. We really dislike micro springs and in our experience, they provide zero benefits in a bed. Why? Well, they are tiny, around 3-4cm deep. So you imagine getting on the bed, you’re going to completely compress through these at an alarming rate, completely bottoming then springs out. We prefer to fill out mattresses with more natural fibre upholstery than synthetic foams or the near-useless micro springs. Less metal more comfort if you will.


What’s interesting is the pocket spring system in the Brooke and Wilde is a 1.3mm gauge which is in between a soft (1.2 gauge spring) and a medium (1.4 gauge pocket spring). If you’re over 10 stone it may be that this spring tensions also too soft along with the softer foam layers.

BodyweightSpring tension
Upto 16 Stone / 50-101kgMedium (1.4mm)
16 Stone / 101kg UpwardsFirm (1.6mm)
Available in Bespoke Products (Please Call)Soft (1.2mm)

The reason why you both may find it soft is that combined your bodyweights far exceed the support qualities of the tiny micro springs and then the other pocket springs. Given the fact that memory foam is one of the least supportive materials then it may be a combination of the wrong fibres, spring tensions and mattress construction for your requirements.

We don’t offer a soft spring tension as a standard as people confuse it with a soft feel mattress, remembering that this feels provided by the upholstery and not the spring tension.

Soft mattresses shouldn’t compress so much that you’re uncomfortable it sounds like it is the spring support unit thats not providing enough support at your weights. Below you can see the different mattress fibres, price point and the feel they give on top of a suitable spring unit.

Upholstery LayerFibre TypeHow it will feel?Price Point
PolyesterSyntheticSoftCheap
White FibreSyntheticSoft/MediumCheap
Recycled Fibre / Eco FibreSyntheticMediumCheap
Memory FoamSyntheticMedium/FirmMid Price
Igel / Hybrid FoamSyntheticMedium/FirmMid Price
PolycottonSynthetic/Natural BlendSoft/MediumMid Price
LinenSynthetic/Natural BlendMediumMid Price
Wool (Pure)NaturalSoft/MediumHigh-End
Cotton (Pure)NaturalSoftHigh-End
SilkNaturalSoftExpensive
HorsehairNaturalMediumHigh-End
MohairNaturalMedium/FirmHigh-End
HempNaturalMediumHigh-End
Latex (100% Natural)NaturalMedium/FirmHigh-End
CoirNaturalFirmHigh-End
FlaxNaturalFirmHigh-End
Coarse CashmereNaturalFirmHigh-End
BambooNaturalSuper SoftExpensive / Exclusive
Horsetail NaturalFirmExpensive / Exclusive
AlpacaNaturalSoftExpensive / Exclusive
Cashmere (Pure)NaturalSoftExpensive / Exclusive
VicunaNaturalSuper SoftExpensive / Exclusive

Lastly, I would also air on the side of caution with one sided mattresses. There are very few acceptable one sided construction methods. Where possible you should always opt for a two sided mattress, this is because you can turn and rotate it to even out natural settlement that occurs over time. With memory foam you can’t do this so you’re always sleeping on the same side. Causing settlement to happen at an alarming rate. Once it fully settles you may be left with dips and lumps that you can never get rid of.

Slatted base advice:

Your slatted base should be fine with this type of mattress. I wouldn’t advise a sprung edge divan as this will only soften the support you’re experiencing. What I would say is that you may need to board over the slats to give your mattress a more consistent sleep surface. Gaps over 2inches between slats can cause the mattress to sink and sag between the gaps. You can use between 3-6mm of plywood or MDF to cheaply board over the base. You can read how to board over a slatted base here.

I’d maybe get in touch with Brooke & Wilde and ask for a mattress inspection. Either that or you need a completely different spring tension, probably a 1.4 and better upholstery layers.

We hope that helps and gives you further mattress buying guidance. If you have any more mattress related questions please get back in touch on [email protected] or 0161 437 4419.

Sleep well
John & Ryan

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