King Split Head Queen Split Head Full Size Evergreen Adjustable Bed Base Friendly

Double/Full mattresses measure 54" × 75" — fifteen inches wider than a twin, giving a single sleeper plenty of room to spread out. They suit teens, single adults, and smaller bedrooms or guest rooms, and work for couples who prefer a cozier fit. Compare every double/full option below by brand, feel, and price.
Evergreen mattresses focus on natural, eco-conscious materials and breathable comfort for a cleaner, cooler sleep. 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 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.

King Split Head Queen Split Head Full Size Evergreen Adjustable Bed Base Friendly
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  • Evergreen 12-inch tight-top medium-firm organic latex mattress, white button-tufted top, sage piped border EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress brand icon
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Organic Latex Comfort Layer
    • Bio-Foam natural foam content support layers
    • Organic Cotton Quilt with Organic Latex and Organic Wool
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $402
    Twin XL In stock for fast delivery $548
    Double/Full In stock for fast delivery $556
    Queen In stock for fast delivery $645
    Compare at $1,199
    King In stock for fast delivery $840
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
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  • Evergreen 10-inch firm organic latex foam mattress, white channel-quilted tight-top, ribbed sides, sage trim EVERGREEN™ 10" Firm Organic Latex Foam Mattress brand icon
    • Open Cell Bio Foam Core
    • Organic Latex Comfort Layer
    • Bio-Foam natural foam content support layers
    • Organic Cotton Quilt
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $402
    Twin XL In stock for fast delivery $548
    Double/Full In stock for fast delivery $556
    Queen In stock for fast delivery $643
    Compare at $1,199
    King In stock for fast delivery $842
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
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  • EVERGREEN™ 14" Euro-Top Firm Organic Latex Mattress
    BEST IN CLASS TRENDING LIMITED STOCK
    Evergreen Aspen 14-inch firm euro-top latex mattress, cream quilted top with green piping, cream sides EVERGREEN™ 14" Euro-Top Firm Organic Latex Mattress brand icon
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Organic Latex Comfort Layer
    • Bio-Foam natural foam content support layers
    • Organic Cotton Quilt with Organic Latex and Organic Wool
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $624
    Twin XL In stock for fast delivery $731
    Double/Full $743
    Queen In stock for fast delivery $821
    Compare at $1,499
    King In stock for fast delivery $1,099
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
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  • Evergreen 12-inch medium-firm organic latex foam mattress, white button-tufted top, ribbed sides, sage trim EVERGREEN™ 12" Medium-Firm Organic Latex Foam Mattress brand icon
    • Open Cell Bio Foam Core
    • 4" Organic Latex Comfort Layer
    • 1" Organic Latex Support Panel
    • Organic Cotton Quilt
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $1,011
    Twin XL In stock for fast delivery $1,027
    Double/Full In stock for fast delivery $1,043
    Queen In stock for fast delivery $1,167
    Compare at $2,099
    King In stock for fast delivery $1,575
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
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  • Evergreen 100% organic 10-inch firm latex mattress, cream diagonal-quilted tight-top, brown base trim EVERGREEN 100% Certified Organic 10" Firm Latex Mattress brand icon
    • 100% Certified Natural Organic Latex
    • Global Organic Latex Standard – Certified 100% Natural
    • Eco-Institute – No Fillers or Hazardous Particles
    • Oeko-Tex Standard 100 – No Harmful Substances
    • ABC Research Laboratories – Certified Antimicrobial
    Single/Twin In stock for fast delivery $1,384
    Twin XL In stock for fast delivery $1,877
    Double/Full In stock for fast delivery $1,906
    Queen In stock for fast delivery $1,935
    Compare at $3,599
    King In stock for fast delivery $2,650
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
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  • Evergreen 100% organic 10-inch medium-firm latex mattress, white diamond-quilted top, brown base trim EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress brand icon
    • 100% Certified Natural Organic Latex
    • Global Organic Latex Standard – Certified 100% Natural
    • Eco-Institute – No Fillers or Hazardous Particles
    • Oeko-Tex Standard 100 – No Harmful Substances
    • ABC Research Laboratories – Certified Antimicrobial
    Single/Twin In stock for fast delivery $1,384
    Twin XL In stock for fast delivery $1,877
    Double/Full In stock for fast delivery $1,906
    Queen In stock for fast delivery $1,935
    Compare at $3,599
    King In stock for fast delivery $2,650
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
    Pickup available icon Only Pickup available to
  • Evergreen 12-inch tight-top medium-firm organic latex mattress, white button-tufted top, sage piped border EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress - Double/Full brand icon
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Organic Latex Comfort Layer
    • Bio-Foam natural foam content support layers
    • Organic Cotton Quilt with Organic Latex and Organic Wool
    • 10 Year Warranty
    • Made In Toronto, Canada
    Double/Full In stock for fast delivery $556
    Compare at $1,099
    Online availability icon In-Stock Only 3 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
    Pickup available icon Only Pickup available to
  • Evergreen 10-inch firm organic latex foam mattress, white channel-quilted tight-top, ribbed sides, sage trim EVERGREEN™ 10" Firm Organic Latex Foam Mattress - Double/Full brand icon
    • Open Cell Bio Foam Core
    • Organic Latex Comfort Layer
    • Bio-Foam natural foam content support layers
    • Organic Cotton Quilt
    • 10 Year Warranty
    • Made In Toronto, Canada
    Double/Full In stock for fast delivery $556
    Compare at $1,099
    Online availability icon In-Stock Only 5 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
    Pickup available icon Only Pickup available to
  • Evergreen Aspen 14-inch firm euro-top latex mattress, cream quilted top with green piping, cream sides EVERGREEN™ 14" Euro-Top Firm Organic Latex Mattress - Double/Full brand icon
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Organic Latex Comfort Layer
    • Bio-Foam natural foam content support layers
    • Organic Cotton Quilt with Organic Latex and Organic Wool
    • 10 Year Warranty
    • Made In Toronto, Canada
    Double/Full $743
    Compare at $1,399
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tue, Jul 14
  • Evergreen 12-inch medium-firm organic latex foam mattress, white button-tufted top, ribbed sides, sage trim EVERGREEN™ 12" Medium-Firm Organic Latex Foam Mattress - Double/Full brand icon
    • Open Cell Bio Foam Core
    • 4" Organic Latex Comfort Layer
    • 1" Organic Latex Support Panel
    • Organic Cotton Quilt
    • 10 Year Warranty
    • Made In Toronto, Canada
    Double/Full In stock for fast delivery $1,043
    Compare at $1,999
    Online availability icon In-Stock Only 3 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
    Pickup available icon Only Pickup available to
  • Evergreen 100% organic 10-inch firm latex mattress, cream diagonal-quilted tight-top, brown base trim EVERGREEN 100% Certified Organic 10" Firm Latex Mattress - Double/Full brand icon
    • 100% Certified Natural Organic Latex
    • Global Organic Latex Standard – Certified 100% Natural
    • Eco-Institute – No Fillers or Hazardous Particles
    • Oeko-Tex Standard 100 – No Harmful Substances
    • ABC Research Laboratories – Certified Antimicrobial
    Double/Full In stock for fast delivery $1,906
    Compare at $3,599
    Online availability icon In-Stock Only 2 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
    Pickup available icon Only Pickup available to
  • Evergreen 100% organic 10-inch medium-firm latex mattress, white diamond-quilted top, brown base trim EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress - Double/Full brand icon
    • 100% Certified Natural Organic Latex
    • Global Organic Latex Standard – Certified 100% Natural
    • Eco-Institute – No Fillers or Hazardous Particles
    • Oeko-Tex Standard 100 – No Harmful Substances
    • ABC Research Laboratories – Certified Antimicrobial
    Double/Full In stock for fast delivery $1,906
    Compare at $3,599
    Online availability icon In-Stock Only 2 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 25
    Pickup available icon Only Pickup available to

12 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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