M&S Collection 1000 Pocket Spring Firm Mattress

M&S Collection 1000 Pocket Spring Firm Mattress

pocket spring mattresses anti allergy mattresses Firm mattresses
£299.00
sleeping cat
12p per sleep based on average mattress lifespan
Single
Small Double
Double
King Size
Super King
With Divan Bed Set
With Ottoman Bed Set
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Pros & Cons

Here we collect tests, guides and product reviews so that you can create a picture of what others think about the product. This analysis and review is based on my experience and a decade of industry insight.

  • Firm support ideal for back sleepers
  • Responsive pocket springs for personalized comfort
  • Breathable materials for a cooler sleep
  • Anti-allergy cover for a healthier sleeping environment
  • 10-year guarantee for peace of mind
  • May be too firm for side sleepers
  • Potential size discrepancies with bed frames
  • Wool layer may not suit those with allergies

Read why our sleep experts loved it ›

Who is it best for? powered by SnoozeScore

In our experience, the materials and construction that go into this product can make it suitable for the following people.

Back sleeping and stomach sleeper icon
For back and stomach sleepers
Additional support helps these positions
inhaler icon
Good for allergies & asthma
This mattress has anti-allergen properties
Temperature regulation icon
Great temperature regulation
Breathable materials keep you cooler.
Reduced partner disturbance icon
Reduced partner disturbance
Pocket springs work independently to one another.
Roll together prevention
Roll together prevention
Independent springs help prevent roll together.
Acid reflux icon
Helps with acid reflux
When paired with a compatible adjustable bed.
Toss and turn icon
Good for those who toss and turn
Materials like memory foam can restrict movement.
snooze score logo Still not sure if the M&S Collection 1000 Pocket Spring Firm Mattress is suitable for you? Answer 4 simple questions with our quiz Take Suitability Quiz

Why our sleep experts loved it

Diving onto the M&S 1000 Pocket Spring Firm feels more like a brisk handshake than a warm hug. You immediately notice the firm stance of the mattress with an underlying array of pocket springs which aims to give a lively, springy response. In the first moments you lie down, each of those 1,000 tiny coils pushes back individually, so you don’t just sink in and disappear. In practical terms, that means a back- and stomach-friendly solidness. The mattress is built with “firm support and a responsive pocket-sprung core”, so your body doesn’t sink through like in some softer beds. The top layer has a thin cushioning of cotton and pure new wool to keep things from feeling like a brick - it offers *some* gentle cradling rather than raw hardness. All in all, it’s certainly on the firmer side of “comfortable,” so light-side sleepers might find their hips and shoulders needing a bit more give. (As sleep experts note, side sleepers with sensitive pressure points often prefer something plusher).

Support and Spinal Alignment

If there’s a category where this mattress shines, it’s support. The independent pocket springs mean that each coil targets support where your body needs it most. This prevents pressure piling up under your hips or lumbar area, and it keeps the spine on a straighter path. In fact, experts mention that the firm nature of coil mattresses tends to “help maintain spinal alignment, particularly for those who sleep on their stomachs or backs”. In practice, that means you’ll feel a consistent, even lift beneath your lower back and torso - no mid-sleep sag in the lumbar. This can be especially valuable if you wake up with stiffness; a mattress that keeps your back neutral means fewer morning aches. The flip side is that the rigid support means you won’t get deep contouring like memory foam, but if you need a firm surface under your posture, this keeps things level. As one review of firm coil beds notes, a truly firm hybrid “earned its most favourable ratings from back and stomach sleepers” - in other words, people who need that flat alignment. You also get strong edge support, so sitting or rolling near the frame won’t feel like you’re going to slip off. (Indeed, firmer coil mattresses often ace edge-support tests thanks to robust perimeter coils).

Suitability for Different Sleep Positions

  • Side Sleepers: Probably not the first choice. The firm feel and minimal sink-in means your hips and shoulders won’t soften into the mattress. If you’re a side sleeper, you might feel a bit of pressure under your joints. As noted, side sleepers with sensitive pressure points “may need a softer bed”. In everyday terms, this mattress simply won’t give you the plush hug those joints crave, unless you add an extra topper.
  • Back Sleepers: This is the sweet spot. Back sleepers usually need a balance of lift under the spine and some contour under the lower back - and those independent coils deliver it. Your pelvis and ribcage get evenly supported, so your spine can stay aligned. Testing has shown that backs sleepers tend to praise firm springs for just this reason. So if you sleep on your back, expect comfy firmness with room at your lower back.
  • Stomach Sleepers: A thumbs-up here as well. Stomach sleepers generally prefer firm surfaces to prevent their hips from sagging too low. This mattress’s “firm sleeping surface” is in fact ideal for stomach sleeping, according to mattress experts. You should find that your midsection doesn’t sink excessively, helping keep your spine in line rather than bowing your lumbar region. Just be mindful: if you’re very light or have a long torso, even this firm bed won’t hurt to try first to make sure it isn’t uncomfortably stiff.

Motion Isolation

Because each coil is in its own pocket, motion doesn’t travel easily across the bed. When one person rolls over, those isolated coils compress and release locally instead of transmitting a wave. In fact, the design “cuts down on motion transfer to reduce disturbance from your partner’s movements”. Practically speaking, that means if your bed mate is an active sleeper, tossing and turning or getting up in the night, you’re less likely to wake up with every move. Sleep experts agree that pocket-spring beds do a solid job here - one guide states that the independent coils “reduce motion transfer, helping you sleep soundly without being disturbed by your partner”. And for couples, this is a real plus: we’ve all heard it before, but it’s true - pocket coils mean one person can turn cartwheels (well, almost) without jostling the other. Just don’t expect memory-foam-level deadened motion - a spring bed still has some bounce, but it’s notably less jiggly than an old innerspring with cross-connected coils.

Temperature Regulation and Breathability

This mattress is refreshingly cool for a foam-free design. The natural fibres in the cover and padding (pure new wool and cotton) wick moisture and encourage airflow. M&S boasts that the cotton and wool layers provide “excellent breathability”, which means sleepers should notice air moving through rather than heat trapping. There are even four built-in air vents along the sides to let excess warmth escape faster. In practice, this makes the bed sleep on the cool side of neutral, rather than insulating you like a heavy foam topper. Pocket springs themselves add to the airflow - sleep researchers point out that coil systems allow air to circulate between coils instead of absorbing body heat, so they “prevent heat from building up”. In short, if you tend to overheat at night, this mattress has done its homework: it’s made with cooling in mind. (M&S also includes an antibacterial, ActiPro anti-allergy cover for freshness, which helps reduce any clammy odours after long use).

Materials and Construction

Under the hood (or under the layers) is the heart of the bed: around 1,000 pocketed springs in a 24?cm frame. Each coil is individually wrapped in fabric, a classic pocket-spring design. As one source explains, these “individually wrapped coils work independently to adjust to your body’s natural curves”, giving targeted support across your sleeping surface. The 24?cm depth means it’s a moderately thick mattress, not a thin roll-up. The upholstery is a mix of natural wool and fibrefill: wool for softness and moisture-wicking, cotton for light padding, plus a “luxury white fibre” (a high-quality synthetic-fill) that adds a bit of bulk. The cover is quilted with antibacterial treatments and the special ActiPro fabric for allergy control. Structurally, it’s all one-sided (so no flipping to the other side) with double side stitching around the edges, and four robust side handles built in for grip. Those handles aren’t just for show - the instructions even say to use them when rotating the mattress. You’ll see this bed ships made in the UK, and the no-flip design means you only need to rotate it 180° regularly for even wear (no wrestling with a full inversion). It’s finished simply but solidly - nothing fancy like gel foams or memory layers, just good old-fashioned spring-and-fibre construction.

Durability and Long-Term Use

Pocket springs are known for longevity, and this mattress is no exception. Because each coil works on its own, they can rest while neighbouring springs take loads - spreading out the wear. Industry testing has shown that pocket-spring units tend to last well if cared for. You can expect a well-made pocket-spring mattress to serve you around 8-10 years with proper rotation and use. M&S seems confident too, offering a 10-year guarantee on this mattress. In real life, that means the springs shouldn’t collapse or sag significantly in that period (barring misuse). The lack of foam layers also works in its favour for durability - you’re not going to have foam compressing and staying dented. Just remember to rotate it as advised (especially the first few months) to avoid permanent body impressions. If you do that, the sleep experts say the coil core is “consistently durable,” so you shouldn’t find yourself shopping for a replacement mattress after just a couple of years. In short, treated well, this mattress will feel roughly the same two years or even five years down the line as it does now.

Ease of Setup and Use

One nice perk is that there’s virtually no setup: it comes ready-made. The mattress arrives fully formed (not rolled), and you simply place it on your bed base - no assembly or unrolling drama required. That said, it’s a heavy 26-30?kg beast (depending on size), so you’ll want a helper or the built-in handles to manoeuvre it. Thankfully, M&S has sewn four sturdy handles into the sides, so lifting or rotating it is much easier than wrestling bare fabric. The no-flip design means you never have to wrestle the whole mattress over; you only need to rotate it 180° periodically, using those handles. In other words, keep two people handy for the occasional turnaround, but otherwise you’re just dealing with a normal, on-the-floor mattress setup. The care is straightforward: rotate weekly for the first month or so, then quarterly after that, and it’ll last happily. Overall, it’s a very low-tech, easy-use design: you’re not dealing with complicated memory foams or external pumps - just mattress, bed, and you.

Value for Money

For the price, this mattress offers a lot of what you’d expect from higher-end spring models. The pocket-spring core and wool content are features often found in pricier beds, yet here it’s in a mid-range package. As mattress guides note, traditional innerspring/pocket-spring designs are typically “more affordable than other types” of mattresses, and M&S pricing reflects that. At roughly £300 for a single up to £500 for a king (at time of writing), you’re getting genuine wool padding, an anti-allergy cover, and a coil count in the thousands — things that often cost much more elsewhere. Factor in the 10-year guarantee and solid build, and the lifetime cost per year becomes quite reasonable. In other words, this isn’t bargain-basement foam from a supermarket; it’s a genuine pocket-coil construction with thoughtful touches. For someone considering longevity, it’s worth mentioning that pocket springs keep their shape better over time than some cheapskate designs. Experts say a good pocket-sprung mattress should last 8-10 years if rotated properly, which undercuts the idea of replacing it every few seasons. So yes, it’s still an investment of a few hundred pounds, but compared to high-end hybrids or visco foam beds with similar features, it’s hard to find that combination of durability, breathability, and support at a lower price. In short, for a mattress in its class, the M&S 1000 Pocket Spring Firm offers solid value: you get trustworthy materials and a long guarantee without a premium brand mark-up.

Conclusion: Who This Mattress is For

In plain terms, the M&S 1000 Pocket Spring Firm is a *firm, supportive* bed best suited to certain sleepers. It’s a great match if you like to sleep on your back or stomach and want a very supportive surface. If you toss and turn or share the bed, you’ll benefit from the pocket springs’ ease of movement and motion isolation. Hot sleepers will appreciate the airflow from the springs, vents and wool layers, and allergy-prone folks get a protected cover and moisture-wicking fibres. Heavier sleepers or those who just prefer a solid, flat feeling will likely find it comfortable. By contrast, if you love a very plush, soft mattress (for example, if you’re a side sleeper who needs extra hip/shoulder cushioning), this will feel too stiff without adding a topper. Also, anyone who expects to flip their mattress to “even it out” should note this one is one-sided (you only rotate it). But for someone after a sturdy, cool, no-frills firm mattress at a fair price, the M&S 1000 Pocket Spring Firm is a compelling choice.

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How does it feel?

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Alternative products with similar specifications

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Of The M&S Collection 1000 Pocket Spring Firm Mattress
Here's how the product performs based on the materials and composition when compared to other products of similar price point. These measurements are produced using a combination of specification-heavy algorithmic data points and our own hands on experience.

Quantitative Measurements KPI question mark

Here's how the product performs based on the materials and composition when compared to other products of similar price point. These measurements are produced using a combination of specification-heavy algorithmic data points and our own hands on experience.

Suitability

*Assuming average weight, suitability will vary dependant on body type, use the quiz above for a more tailored guide.
  • Back Sleepers
    ★★★★★
    ★★★★★
  • The amount of support offered from a mattress will vary depending on the firmness of the tension and the type of support layer used. Based on a person of average build.
  • Side Sleepers
    ★★★★★
    ★★★★★
  • If you sleep on your side you typically need a supportive tension that is not too firm, nor too soft. This is because your hips and shoulders need adequate sinkage.
  • Stomach Sleepers
    ★★★★★
    ★★★★★
  • Stomach sleepers need a reasonable amount of tension in the base support layer to adequately offer body contouring and help prevent aches and pains. Results will vary based on your build.

Performance

  • Breathability
    ★★★★★
    ★★★★★
  • Mattresses that feature breathable materials help promote airflow and keep you cool making for a more hygienic night's sleep.
  • Turning on mattress
    ★★★★★
    ★★★★★
  • Certain materials like memory foam can make it difficult to move about on the mattress while you toss and turn. Same too for pillow tops which can create a cloud like sensation which can make manoeuvrability challenging.
  • Stability
    ★★★★★
    ★★★★★
  • Depending on the type of support layer in place can have an impact on stability, edge to edge support and roll together prevention. Pocket springs of a firmer tension will have better stability than open coil soft tension, for example.

Odour

  • Initial Odour
    ★★★★★
    ★★★★★
  • Materials in mattresses, particularly memory foam and rolled bed-in-a-box mattresses can have an initial odour, this is typically short term and reduces considerably within 24 hours.
  • Long Standing Odour
    ★★★★★
    ★★★★★
  • Certain materials inside different mattresses can produce a small odour. Typically this is short term rather than long standing but there are minor exceptions.

Questions and Answers About The M&S Collection 1000 Pocket Spring Firm Mattress

Prospective customers had the following questions about the product

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Verified Buyer
Does the mattress require flipping?

Answer: No, the mattress does not need flipping. However, it's recommended to rotate it once a week for the first three months, then every three months thereafter to ensure even distribution of fillings.
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Verified Buyer
What is the warranty period for this mattress?

Answer: The mattress comes with a 10-year guarantee, covering any manufacturing failures. This excludes issues resulting from normal wear and tear, improper care, or accidental damage.
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Anonymous
Is this mattress suitable for side sleepers?

Answer: While the mattress offers firm support, which is ideal for back sleepers, side sleepers might find it too firm. A mattress topper could help provide additional cushioning.
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C Evans
Is the mattress cover removable for washing?

Answer: The mattress cover is not removable. It's treated with an antibacterial finish to maintain freshness and hygiene without the need for washing.
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Verified Buyer
What is the depth of the mattress?

Answer: The mattress has a depth of 24 cm, providing ample support and comfort for a restful night's sleep.
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Of The M&S Collection 1000 Pocket Spring Firm Mattress
Brand: Marks and Spencer
Retailer: Marks and Spencer
Delivery Time: Good

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Radar Analysis looks at the product, brand and retailer against base norms established within the industry and determines where the product sits by way of established performance metrics.

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How we reviewed this product

At WantMattress, we adhere to stringent sourcing standards, drawing from peer-reviewed research, scholarly institutions, medical associations, and firsthand accounts and experience. We refrain from using tertiary sources. To understand how we maintain the accuracy and up-to-date nature of our content, please read further about how we test.

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