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Plush Serta® Memory Foam Mattresses

Plush mattresses are the softest comfort level we carry — built with thick pillow-top and euro-top comfort layers (plus plush memory foam and hybrid options) that cradle your shoulders and hips for a soft, sink-in feel. Plush is the top choice for side sleepers and lighter-weight sleepers who need extra cushioning at the pressure points; back and stomach sleepers, or anyone who wants firmer support, may prefer our medium or firm options. Shop plush models from Sealy, Serta, Beautyrest, Stearns & Foster, iComfort and Tempur-Pedic in memory foam, hybrid and pocket-coil builds — with free delivery across Canada. • Feel: plush is the softest of our four comfort levels (plush, medium, firm, extra firm) • Best for: side sleepers and lighter-weight sleepers — cushions shoulders and hips • Consider firmer if: you sleep on your back or stomach, are heavier, or want more support • Plush constructions: pillow-top, euro-top, plush memory foam and hybrid • Builds: memory foam, hybrid and pocket-coil • Brands: Sealy, Serta, Beautyrest, Stearns & Foster, iComfort & Tempur-Pedic • Prices: from $224 to premium
Serta mattresses balance comfort and support with cooling-gel foams and proven coil systems, from a name trusted in Canadian bedrooms for decades. Compare every option below by feel, size, and price.

Shop memory foam mattresses from Tempur-Pedic, Serta iComfort, Sealy Cocoon, NM, and Chirofoam at National Mattress, available in Single/Twin through King across a range of budgets. Our wide range of models includes graphite-infused, gel-infused, and TEMPUR® material options in extra firm, firm, medium, and plush comfort levels. Every memory foam mattress features CertiPUR-US® certified foam, pressure point relief, and cooling technology. Most models are manufactured in Canadian factories, ship free across Canada, and are covered by our sleep trial and backed by the manufacturer warranty terms.

Plush Serta® Memory Foam
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Items

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  • SERTA® iComfort® Zip 13" Plush Mattress - Queen Split Head - 1 Serta iComfort Logo
    • 6″ Serta® StablCore™ High-Density Foam Core
    • CoolTemp™ Zippered Cover
    • Perfect Conform™ Graphite Memory Foam
    • Deep Reaction® Max Gel Memory Foam
    • Comfort Foam
    • 10 Year Warranty
    • Made In Canada
    Twin XL In stock for fast delivery $1,459
    Double/Full $1,554
    Queen $1,650
    Compare at $3,999
    Queen Split Head $1,788
    King $1,933
    King Split Head $2,216
    Online availability icon In-Stock Only 7 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Sep 14
    Pickup available icon Only Pickup available to
    M5H 2N1

1 Item

How to Choose the Right Memory Foam Mattress

Memory foam mattresses contour to your body shape, relieving pressure at the shoulders, hips, and lower back while absorbing motion so partner movement doesn't transfer across the bed. The key decision factors are foam density, firmness level, and cooling technology. Foam density and firmness describe different things. Compare density within the same foam type: a polyfoam density figure is not a memory-foam durability threshold. National Mattress carries memory foam models from Tempur-Pedic, Serta iComfort, Sealy Cocoon, Chirofoam, and our own NM Cozy series in firmness levels from extra firm to plush.

If you sleep hot, compare airflow through the foam and the cover construction. Gel infusion can delay initial warming, but sustained ventilation depends on airflow rather than the infusion. Side sleepers can start with medium or plush for shoulder and hip cushioning. Back sleepers can compare medium to firm; stomach sleepers generally need a firmer surface to limit hip sinkage. Over 98% of our memory foam mattresses are adjustable base compatible, and all use CertiPUR-US® certified foam.

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Cooling Technology

Graphite-infused, gel-infused, and CoolFeel™ cover options across iComfort, TEMPUR®, and Sealy Cocoon collections to manage sleep temperature.

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Low Motion Transfer

Memory foam absorbs movement rather than transferring it, ideal for couples and light sleepers who are disturbed by partner movement.

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Pressure Point Relief

Body-contouring foam cradles hips, shoulders, and joints to reduce pressure points, a key benefit for side sleepers and those with joint discomfort.

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Canadian-Made

Over 72% of our memory foam mattresses are manufactured in Canadian factories with free delivery and manufacturer warranty coverage.

Frequently Asked Questions About Memory Foam Mattresses

What is the difference between memory foam and regular foam mattresses?
Memory foam (viscoelastic polyurethane) responds to body heat and weight, contouring to your shape and slowly recovering when pressure is removed. Regular polyfoam compresses evenly and springs back immediately. Memory foam provides superior pressure relief and motion isolation, while standard foam offers a more responsive, bouncy feel at a lower price.
Do memory foam mattresses sleep hot?
Traditional memory foam can retain body heat, but modern memory foam mattresses use cooling technologies to counteract this. Our cooling memory foam models feature graphite-infused foam, gel-infused foam, or cool-touch fabric covers. Tempur-Pedic uses proprietary TEMPUR-APR+™ material, while iComfort features CoolFeel™ Pro covers with antimicrobial fibre technology.
How long does a memory foam mattress last?
A quality memory foam mattress typically lasts 8–12 years with proper care. Higher-density foams generally last longer than lower-density alternatives. All memory foam mattresses at National Mattress include a manufacturer’s warranty covering defects and premature sagging. Using a mattress protector and rotating the mattress regularly helps extend its lifespan.
Are memory foam mattresses good for back pain?
Memory foam may help relieve back pain by conforming to spinal curvature and distributing body weight more evenly than traditional innerspring beds. Models with zoned lumbar support provide targeted reinforcement for the lower back. A medium-firm memory foam mattress is generally recommended for back pain sufferers, though the right firmness depends on your sleeping position and body weight.
Can I use a memory foam mattress on an adjustable base?
Yes. Over 98% of the memory foam mattresses at National Mattress are adjustable base compatible. All-foam construction flexes naturally with the base’s articulation, making memory foam one of the best mattress types for adjustable beds. Check the product page for each model’s specific compatibility, and using an adjustable base will not void your manufacturer’s warranty.
Does National Mattress offer a sleep trial on memory foam mattresses?
Yes. National Mattress offers a 365-night sleep trial on eligible mattresses, giving you up to a full year to decide if your memory foam mattress is the right fit. All purchases also include a price match guarantee that beats competitors by 10% of the difference, plus free express delivery across Canada on qualifying orders.

Not Sure Which Memory Foam Mattress Is Right for You?

Our non-commissioned sleep experts can help you compare foam types, firmness levels, and brands, no sales pressure, just honest guidance.

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