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NM® Compatible with Adjustable Bed Adjustable Bed Base Friendly MLILY® Mattresses and Accessories

NM mattresses are National Mattress's own line — quality construction at honest, direct prices across firmness levels and builds. Compare every option below by feel, size, and price.
Shop adjustable base friendly mattresses from Beautyrest, Serta, Sealy, Tempur-Pedic, Springwall, iComfort, and Stearns & Foster at National Mattress — 169+ models in memory foam, hybrid, latex, eurotop, and tight-top constructions from $59 to $6,640. Every mattress in this collection is manufacturer-verified to flex and articulate with an adjustable base without voiding the warranty. Available in Twin through King sizes with firmness levels from extra firm to plush, all built with CertiPUR-US® certified foams, including Canadian-made options. Free delivery is available, along with a 365-night sleep trial and 5–15 year warranty coverage.

MLILY® is a global sleep brand known for memory-foam comfort and modern hybrid design, made in the USA. From the cooling PowerCool and the pocket-coil Midnight and ChiroPro hybrids to the all-foam WellFlex and the officially licensed Manchester United collection, MLILY pairs AeroFusion™ foams with individually pocketed coils for supportive, motion-isolating sleep. Backed by warranties up to 10 years and free next-day delivery in Toronto.

NM® Compatible with Adjustable Bed Adjustable Bed Base Friendly Mlily
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Items

  • National Mattress HD 10-inch extra-firm flippable foam mattress, white quilted top with charcoal sides NM Logo
    • HD+™ High Density Foam Core
    • Firm BioComfort™ Foam
    • Dual Sided Cotton Support Quilt
    • 25 Year Warranty
    • Made In Canada
    Single/Twin In stock for fast delivery $496
    Twin XL In stock for fast delivery $528
    Double/Full In stock for fast delivery $545
    Queen In stock for fast delivery $586
    Compare at $1,299
    King In stock for fast delivery $759
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  • National Mattress HD 6-inch extra-firm foam mattress, grey damask tight-top, charcoal sides, Canada-flag badge NM Logo
    • High Density Foam Core
    • High Density Foam Comfort Layer
    • Cotton Support Quilt
    • 5 Year Warranty
    • Made In Canada
    Single/Twin In stock for fast delivery $152
    Twin XL In stock for fast delivery $203
    Double/Full In stock for fast delivery $206
    Queen In stock for fast delivery $251
    Compare at $499
    King In stock for fast delivery $328
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  • National Mattress HD 8-inch extra-firm foam mattress, white diamond-quilted tight-top, black quilted sides NM Logo
    • Extra-Firm High Density Foam Core
    • HD Foam Support Layer
    • Cotton Fabric Quilted Top
    • 25 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $256
    Twin XL In stock for fast delivery $356
    Double/Full In stock for fast delivery $361
    Queen In stock for fast delivery $439
    Compare at $799
    King In stock for fast delivery $564
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  • National Mattress 10-inch medium-firm euro-top mattress, white quilted top, tall black patterned sides NM Hi-Loft Collection Logo
    • 800 Hi-Loft Pocket Coil
    • Cool Gel infused memory foam
    • Luxurious Knit Fabric
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin SOLD OUT
    Double/Full In stock for fast delivery $365
    Queen $387
    Compare at $899
    King In stock for fast delivery $535
    Online availability icon In-Stock Only 8 left!
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  • National Mattress 12-inch medium-firm euro-top mattress, white quilted dome top, black diamond-quilted sides NM Hi-Loft Collection Logo
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Cool Gel infused memory foam
    • Bio-Foam natural foam content reduces your carbon footprint
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $411
    Twin XL $455
    Double/Full In stock for fast delivery $462
    Queen In stock for fast delivery $498
    Compare at $999
    King In stock for fast delivery $698
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  • National Mattress 10-inch firm euro-top mattress, white wave-quilted top with black diamond-patterned sides NM Hi-Loft Collection Logo
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimiter
    • Cool Gel-infused memory foam
    • Bio-Foam natural foam content reduces your carbon footprint
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $296
    Twin XL $382
    Double/Full In stock for fast delivery $388
    Queen In stock for fast delivery $436
    Compare at $799
    King $581
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  • National Mattress 6-inch firm tight-top foam mattress, slim white diamond-quilted cover, charcoal piping NM Logo
    • High Density Foam Core
    • High Density Foam Comfort Layer
    • Cotton Channel Quilted Cover
    • 5 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $177
    Twin XL In stock for fast delivery $238
    Double/Full In stock for fast delivery $243
    Queen In stock for fast delivery $260
    Compare at $599
    Online availability icon In-Stock Only 8 left!
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  • National Mattress 12-inch extra-firm tight-top mattress, white diamond-quilted top with black quilted sides NM Hi-Loft Collection Logo
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimiter
    • HD High Density Support Foam
    • Bio-Foam natural foam content reduces your carbon footprint
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $411
    Twin XL In stock for fast delivery $455
    Double/Full In stock for fast delivery $462
    Queen In stock for fast delivery $498
    Compare at $999
    King In stock for fast delivery $698
    Online availability icon In-Stock Only 8 left!
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  • NM® Hi-Loft™ 10" Firm Tight Top Mattress NM Hi-Loft Collection Logo
    • 800 3-Zone Quantum Edge Coils
    • Quilted Tight-Top Comfort
    • 1″ Medium-Grade Bio Foam
    • Heat-Treated Cotton Felt Pad
    • Lux Double-Jersey Cover
    • 10-Year Warranty
    • Made In Canada
    Single/Twin $272
    Twin XL $300
    Double/Full $305
    Queen In stock for fast delivery $335
    Compare at $699
    King $516
    Online availability icon In-Stock Only 1 left!
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  • NM® Hi-Loft™ Elite 10" Extra-Firm Tight Top Mattress - 1 NM Hi-Loft Collection Logo
    • 1100 3-Zone Pocket Coil, Foam-Encased
    • White Cotton & Natural Bamboo Blend Cover
    • Smooth Quilted Tight Top
    • 1″ High Density Support Foam
    • 10 Year Warranty
    • Made In Canada
    Single/Twin $376
    Twin XL In stock for fast delivery $431
    Double/Full $437
    Queen $477
    Compare at $999
    King $662
    Online availability icon In-Stock Only 1 left!
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  • National Mattress HD 13-inch extra-firm pillow-top foam mattress, tall black quilted sides, white diamond top NM Logo
    • Extra-Firm High Density Foam Core
    • High-Density Foam Support Layers
    • Bamboo Quilted Top
    • 25 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $416
    Twin XL In stock for fast delivery $569
    Double/Full $578
    Queen In stock for fast delivery $695
    Compare at $1,299
    King In stock for fast delivery $906
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  • NM® Hi-Loft™ Elite 12" Plush Euro Top Mattress - 1 NM Hi-Loft Collection Logo
    • 1100 3-Zone Pocket Coil, Foam-Encased
    • 12″ Plush Euro Top
    • 1.5″ Soft Bio Foam
    • Cotton & Natural Bamboo Blend Cover
    • Heat-Treated Cotton Felt Pad
    • CertiPUR-US® Certified, Fiberglass-Free
    • 10 Year Warranty
    • Made In Canada
    Single/Twin In stock for fast delivery $376
    Twin XL $430
    Double/Full In stock for fast delivery $437
    Queen In stock for fast delivery $477
    Compare at $999
    King In stock for fast delivery $664
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How to Choose an MLILY Mattress

MLILY works in two directions at once: memory foam in several formulations, and hybrids that lay those foams over individually pocketed springs. So the first question is a simple one. Do you want the enveloping, slow-settling feel of an all-foam bed, or the lift and airflow of a hybrid, where tempered steel pocketed coils carry the load beneath the foam? All-foam beds isolate movement more completely and flex easily on an adjustable base. Hybrids breathe better, rebound faster and hold their perimeter more firmly, so they tend to suit heavier sleepers and anyone who sits on the edge of the bed to dress.

MLILY names its foams on the product, and they are worth telling apart. Gel memory foam carries a gel infusion that raises the foam's thermal mass, so the surface takes longer to reach body temperature. The infusion delays the warm-up early in the night; airflow, open-cell structure and the cover fabric do the sustained work. Cool Comfort Gel Memory Foam is MLILY's version of that idea, and on this page it is what the Sierra topper is built from. Charcoal memory foam disperses charcoal through the foam, and MLILY uses it across several of its pillows. Shredded memory foam is chopped rather than left solid, which is a pillow and topper construction. On the support side, 3-Zone Individually Pocketed Springs vary the spring response along the length of the bed: firmer through the middle, where the hips and lower back press hardest, easier at the shoulders and the feet.

🧊

Cool Comfort Gel Memory Foam

A gel infusion raises the foam's thermal mass, so the surface takes longer to reach body temperature. It saturates rather than working all night, so airflow and the cover matter more; see other cooling mattresses.

🌿

Charcoal Memory Foam

Charcoal is dispersed through the foam. Bulk activated carbon takes up odour and moisture, but at trace levels in a foam layer the effect is unquantified, so read it as a refinement rather than a substitute for a breathable build.

⚖

3-Zone Pocketed Springs

Spring response changes along the length of the bed: firmer under the hips and lower back, easier under the shoulders, a form of zoned support that suits sleepers whose hips and shoulders want different things.

💤

Extra Firm Through Plush

Comfort runs from extra firm and firm to medium and plush, so sleeping position and body weight can drive the decision.

Frequently Asked Questions About MLILY Mattresses

What is the difference between an all-foam and a hybrid MLILY mattress?
An all-foam mattress uses foam for the comfort layers and the core, so it absorbs movement thoroughly and bends easily on an adjustable base. A hybrid puts the same comfort foams over individually pocketed steel springs. The springs add lift, a firmer perimeter and more airflow through the middle of the bed, which usually means a cooler, more responsive feel and stronger support for heavier sleepers.
What is shredded memory foam, and why is it used?
Shredded memory foam is memory foam chopped into small pieces rather than kept as a solid slab. It is a pillow and topper construction, and the real benefit is that the fill can be moved around and redistributed to change the loft. Under the sustained load of a body in a mattress comfort layer it compacts and migrates into lumps instead, so it is not a way to keep a mattress loftier.
Does charcoal memory foam actually do anything?
Charcoal is dispersed through memory foam in trace amounts. Bulk activated carbon does take up moisture and odour, but a trace additive spread through a foam layer has not been shown to do so at any meaningful rate, and the claimed gain in heat conduction is unquantified. Treat it as a refinement rather than a substitute for a properly breathable build if you sleep hot.
What are 3-zone pocketed springs?
Zoning means the springs are not all the same across the mattress. In a three zone layout the middle section is built firmer, because the hips and lower back carry the most weight and sink furthest, while the shoulder and foot zones are easier so the shoulder can settle. It varies firmness by position along the bed rather than being better than a uniform surface, and each spring still moves independently within its zone.
Which firmness should I pick?
Start with sleeping position. Side sleepers generally want medium or plush, so the shoulder and hip can sink far enough for the spine to stay level. Back sleepers generally do best on medium to firm, which fills the lumbar curve without flattening it. Stomach sleepers want the firm end, and extra firm belongs there and to heavier sleepers, to stop the pelvis dropping. Then adjust for weight: heavier sleepers often want one step firmer.
Do memory foam and hybrid mattresses work with an adjustable base?
All-foam mattresses flex the most freely and are the natural partner for an adjustable base. Many hybrids articulate well too, because individually pocketed springs bend more readily than a single connected spring unit, but it depends on the model's height and edge construction. Check the specification for the mattress and the base together before you buy, and ask if the answer is not clear.

Foam or Hybrid? Talk It Through

Our non-commissioned sleep experts can weigh MLILY's foam and hybrid builds against how you sleep, what you weigh and how warm you run at night.

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