MLILY® WellFlex Flexible Memory Foam Mattresses Springwall® H2 Chiropractic® Adjustable Bed Base Friendly

The MLILY® WellFlex collection is built on a Flex Support base foam core for adaptive, body-contouring comfort with virtually no motion transfer. Available in firm and plush feels across 12 to 14 inch profiles, these all-foam mattresses are made in the USA and backed by a 10-year warranty with free next-day delivery in Toronto.
Springwall H2 Chiropractic mattresses represent the pinnacle of luxury and support in the Springwall lineup, handcrafted in Canada with premium hybrid technology for an ultra-comfortable, chiropractor-approved sleep experience. Springwall Chiropractic® and the Canadian Memorial Chiropractic College (CMCC) have joined forces to improve the sleep of Canadians with a long-term funding agreement to aid the Research & Development with the purpose of maintaining and improving health through better sleep.

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 adjustable bases without voiding the warranty. Available in Twin through King sizes with firmness levels from extra firm to plush, all with CertiPUR-US® certified foams. 100% of models are manufactured in Canadian factories. All orders include free Canada-wide delivery, a 365-night sleep trial, and 5–15 year warranty coverage.

MLILY® WellFlex Flexible Memory Foam Mattresses Springwall® H2 Chiropractic® Adjustable Bed Base Friendly
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  • Springwall Luxury Chiropractic 13.5-inch firm tight-top mattress, tan flat top, grey sides, copper piping Springwall H2 Chiropractic Luxury Mattress Logo
    • 2400 7-Zoned Chiropractic® Pocket Coils
    • Luxurious Surface Fabric & Phase-Changing Properties
    • AIRWAYS™ Specialty Foam
    • HD Bio Comfort Foam
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin $704
    Twin XL In stock for fast delivery $880
    Double/Full In stock for fast delivery $894
    Queen In stock for fast delivery $990
    Compare at $2,199
    King In stock for fast delivery $1,353
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
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    M5H 2N1
  • Springwall Luxury Chiropractic 14.5-inch firm euro-top mattress, tan crown, grey sides, copper piping Springwall H2 Chiropractic Luxury Mattress Logo
    • 2400 7-Zoned Chiropractic® Pocket Coils
    • Luxurious Surface Fabric & Phase-Changing Properties
    • AIRWAYS™ Specialty Foam
    • HD Bio Comfort Foam
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin In stock for fast delivery $762
    Twin XL In stock for fast delivery $941
    Double/Full In stock for fast delivery $956
    Queen In stock for fast delivery $1,063
    Compare at $2,299
    King In stock for fast delivery $1,432
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
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    M5H 2N1
  • Springwall Luxury Chiropractic 16-inch ultra-plush pillow-top mattress, tan crown, grey sides, copper piping Springwall H2 Chiropractic Luxury Mattress Logo
    • 2400 7-Zoned Chiropractic® Pocket Coils
    • Luxurious Surface Fabric & Phase-Changing Properties
    • AIRWAYS™ Specialty Foam
    • HD Bio Comfort Foam + NgLatex®
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin In stock for fast delivery $986
    Twin XL In stock for fast delivery $1,165
    Double/Full In stock for fast delivery $1,183
    Queen In stock for fast delivery $1,294
    Compare at $2,799
    King In stock for fast delivery $1,663
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
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  • Springwall H2 Black Chiropractic 14-inch firm tight-top mattress, flat ornate-quilted black top, charcoal sides Springwall H2 Chiropractic Luxury Mattress Logo
    • 3250 7-Zoned Chiropractic® Pocket Coils
    • Graphite Ice Memory Foam
    • AIRWAYS™ Specialty Foam
    • H2 Comfort Foam
    • CoreBalance™ Support System
    • Cold PE Technology Premium Fabric
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin In stock for fast delivery $1,699
    Twin XL In stock for fast delivery $1,699
    Double/Full In stock for fast delivery $1,699
    Queen In stock for fast delivery $1,999
    Compare at $3,199
    King In stock for fast delivery $2,299
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
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    M5H 2N1
  • Springwall H2 Black Chiropractic 15-inch luxury-firm euro-top mattress, all-black quilted top, grey piping Springwall H2 Chiropractic Luxury Mattress Logo
    • 3250 7-Zoned Chiropractic® Pocket Coils
    • Graphite Ice Memory Foam
    • AIRWAYS™ Specialty Foam
    • H2 Comfort Foam
    • CoreBalance™ Support System
    • Cold PE Technology Premium Fabric
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin In stock for fast delivery $1,899
    Twin XL In stock for fast delivery $1,899
    Double/Full In stock for fast delivery $1,899
    Queen In stock for fast delivery $2,199
    Compare at $3,599
    King $2,599
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
    Pickup available icon Only Pickup available to
    M5H 2N1
  • Springwall H2 Black Chiropractic 16-inch ultra-plush pillow-top mattress, black quilted crown, grey piping Springwall H2 Chiropractic Luxury Mattress Logo
    • 4700 7-Zoned Chiropractic® Pocket Coils
    • 2X Graphite Ice Memory Foam
    • NgLatex® Natural Latex
    • AIRWAYS™ Specialty Foam
    • H2 Comfort Foam
    • CoreBalance™ Support System
    • Cold PE Technology Premium Fabric
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin In stock for fast delivery $2,099
    Twin XL In stock for fast delivery $2,099
    Double/Full In stock for fast delivery $2,099
    Queen In stock for fast delivery $2,399
    Compare at $3,999
    King In stock for fast delivery $2,799
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
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    M5H 2N1
  • MLILY WellFlex 1.0 12" Firm Memory Foam Mattress, smooth white swirl-embossed top over charcoal base with blue trim MLILY® WellFlex collection logo
    • BioBreeze™ Memory Foam
    • Performance Memory Foam
    • Cooling Organic Knit Cover
    • Flex Support Base Foam
    • 10 Year Warranty
    Single/Twin $1,899
    Twin XL In stock for fast delivery $1,899
    Double/Full $2,199
    Queen $2,499
    Compare at $2,799
    King $2,999
    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, Aug 3
    Pickup available icon Only Pickup available to
    M5H 2N1
  • MLILY WellFlex 3.0 12" Plush Memory Foam Mattress, blue-tabbed white top, wave-embossed cover over charcoal base MLILY® WellFlex collection logo
    • Gel AeroFusion® Memory Foam
    • BioBreeze™ Memory Foam
    • Liquid Gel CoolFlex™ Foam
    • Cooling Organic Knit Cover
    • Flex Support Base Foam
    • 10 Year Warranty
    Single/Twin $1,899
    Twin XL In stock for fast delivery $1,899
    Double/Full $2,199
    Queen $2,499
    Compare at $2,799
    King $2,999
    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, Aug 3
    Pickup available icon Only Pickup available to
    M5H 2N1
  • Springwall H2 Black Chiropractic 16-inch ultra-plush hybrid mattress, angled channel-quilted black top Springwall H2 Chiropractic Luxury Mattress Logo
    • 4700 7-Zoned Chiropractic® Pocket Coils
    • 2X Graphite Ice Memory Foam
    • NgLatex® Natural Latex
    • AIRWAYS™ Specialty Foam
    • H2 Comfort Foam
    • CoreBalance™ Support System
    • Cold PE Technology Premium Fabric
    • Handcrafted and Individually Signed For Authenticity
    Single/Twin In stock for fast delivery $2,299
    Twin XL In stock for fast delivery $2,299
    Double/Full In stock for fast delivery $2,299
    Queen In stock for fast delivery $2,599
    Compare at $4,399
    King In stock for fast delivery $2,999
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Aug 3
    Pickup available icon Only Pickup available to
    M5H 2N1
  • MLILY WellFlex Ice 1.0 14" Firm Memory Foam Mattress, smooth white top with blue wave pattern, dark charcoal border MLILY® WellFlex collection logo
    • Gel AeroFusion® Memory Foam with ActiveTemp™ PCM
    • BioBreeze™ Memory Foam
    • Performance Memory Foam
    • Cooling Organic Knit Cover with PCM
    • Flex Support Base Foam
    • 10 Year Warranty
    Twin XL In stock for fast delivery $2,399
    Queen $2,999
    Compare at $3,299
    King $3,499
    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, Aug 3
    Pickup available icon Only Pickup available to
    M5H 2N1
  • MLILY® WellFlex Ice 3.0 14" Plush Memory Foam Mattress - King Split Head - 1 MLILY® WellFlex collection logo
    • Gel AeroFusion® Memory Foam with ActiveTemp™ PCM
    • BioBreeze™ Memory Foam
    • Liquid Gel CoolFlex™ Foam
    • Cooling Organic Knit Cover with PCM
    • Flex Support Base Foam
    • 10 Year Warranty
    Twin XL In stock for fast delivery $2,399
    Queen $2,999
    Compare at $3,299
    King $3,499
    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, Aug 3
    Pickup available icon Only Pickup available to
    M5H 2N1

11 Items

What Makes a Mattress Adjustable Base Friendly?

An adjustable base friendly mattress is designed to flex and bend repeatedly without damaging its internal structure. Not every mattress can handle this — traditional innerspring models with rigid continuous-coil systems and thick euro-tops can crease or lose support when elevated. The best options for adjustable bases include memory foam, latex, hybrid pocket-coil, and individually wrapped pocket coil mattresses, all of which articulate smoothly at the head and foot sections.

At National Mattress, every product listed in this category has been verified as adjustable base compatible by the manufacturer. Key features to consider include mattress height (models under 14″ generally flex most easily), coil type (pocket coils move independently and bend better than connected coils), and foam density (higher-density foams maintain their shape through thousands of flex cycles). If you already own a Lifestyle adjustable base or are planning to pair your mattress with one, look for models with low motion transfer and pressure point relief to get the full benefit of zero-gravity and elevated sleeping positions.

🔄

Flex-Tested Construction

Every mattress in this collection is manufacturer-verified to bend and articulate with adjustable bases without voiding the warranty.

🎯

169 Models, 10 Brands

Choose from Beautyrest, Serta, Sealy, Tempur-Pedic, Springwall, iComfort, and more — from $59 to $6,640.

🍃

CertiPUR-US® Certified

All foams are independently tested for harmful chemicals, heavy metals, and low VOC emissions for healthier indoor air.

🍁

Canadian-Made

100% of our adjustable-friendly mattresses are manufactured in Canadian factories with free delivery and 5–15 year warranties.

Frequently Asked Questions About Adjustable Base Friendly Mattresses

Which mattress types work best on an adjustable base?
Memory foam, latex, and hybrid mattresses with individually wrapped pocket coils flex best on adjustable bases. These constructions bend at the head and foot without creasing or damaging internal components. Avoid mattresses with rigid continuous-coil systems, as they resist articulation and can break down faster.
Will using an adjustable base void my mattress warranty?
No — every mattress in this category is manufacturer-approved for use with adjustable bases, so your warranty remains fully valid. National Mattress carries models with 5, 10, and 15-year warranty coverage. Always confirm compatibility before pairing a mattress not listed in this category with an adjustable frame.
Can I use an adjustable base friendly mattress on a regular bed frame?
Yes. Every adjustable-friendly mattress works equally well on platform beds, slatted frames, box springs, and standard foundations. Buying an adjustable-compatible model now gives you flexibility to add an adjustable base later without replacing your mattress.
What are the benefits of sleeping on an adjustable base?
Adjustable bases let you elevate your head and feet independently, which can help reduce snoring, ease acid reflux symptoms, relieve lower back pressure, and improve circulation. The zero-gravity position — head and knees slightly elevated — distributes body weight more evenly and may reduce pressure points.
How thick can a mattress be and still work on an adjustable base?
Most adjustable bases accommodate mattresses between 8″ and 14″ in height. Thinner mattresses (under 12″) generally flex more easily, while thicker models may bend less dramatically at the joints. National Mattress carries adjustable-compatible models from 4″ to 18″ — all verified by the manufacturer.
Do adjustable base friendly mattresses ship free across Canada?
Yes. National Mattress offers free express delivery across Canada on orders over $199 — which covers the vast majority of adjustable-friendly mattresses in this collection. Orders also include a 365-night sleep trial and price match guarantee.

Not Sure Which Adjustable-Friendly Mattress Is Right for You?

Our non-commissioned sleep experts can help match you with the right mattress and adjustable base combination — no sales pressure, just honest guidance.

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