Full Size Queen Medium Mattresses Mattresses Compatible with Adjustable Bed Base | Flex‑Friendly Foam, Latex & Hybrid Temperature‑Regulating Mattresses | Year‑Round Comfort & Balance Evergreen Mattresses

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.
Queen mattresses measure 60" × 80" — the most popular size in Canada. They give couples comfortable room to share and single sleepers space to stretch out, while still fitting most bedrooms. Compare every queen option below by brand, feel, and price.
Medium-firmness mattresses — often called medium-firm — sit right between plush and firm, which is why they're the most popular and versatile feel we carry. You get enough cushioning to relieve pressure with enough support to keep your spine aligned, making medium a safe choice for back sleepers, combination sleepers who change positions through the night, and couples who need a compromise between two preferences. Shop medium models from Sealy, Serta, Beautyrest, Stearns & Foster, iComfort and Tempur-Pedic across memory foam, hybrid, euro-top, pillow-top and tight-top builds — with free delivery across Canada. • Feel: medium sits between plush and firm — balanced and the most versatile of our four comfort levels • Also called "medium-firm" — the middle of the firmness scale • Best for: back sleepers, combination sleepers, couples, and most body types • Consider plush if you sleep on your side; firm if you sleep on your stomach or want more support • Constructions: euro-top, tight-top, pillow-top, memory foam and hybrid • Brands: Sealy, Serta, Beautyrest, Stearns & Foster, iComfort, Tempur-Pedic, Springwall & NM • Prices: from $171 to premium
These mattresses are built to flex with adjustable bed bases — bending smoothly at the head and foot without damage — so you can raise, recline, and find your ideal position. Compare every adjustable-base-compatible option below by brand, type, and feel.
Temperature-regulating mattresses balance heat and airflow to hold a neutral, consistent sleep temperature through the night — not too hot, not too cold. They suit sleepers whose temperature swings. Compare every option below by brand, type, and feel.

Evergreen offers natural and organic latex mattresses that combine eco-friendly materials with ergonomic design. Handmade in Canada, Evergreen beds use certified organic latex, cotton, and wool to deliver safe, comfortable, and supportive sleep for health-conscious Canadian shoppers.

Shop 200+ mattresses from Serta, Beautyrest, Sealy, Tempur-Pedic, Springwall, and Stearns & Foster at National Mattress — available in Single/Twin through King sizes from $99 to $6,640. Choose from innerspring, euro-top, memory foam, hybrid, and latex constructions in four firmness levels from extra firm to plush. Every mattress is manufactured in Canadian factories using CertiPUR-US® certified foams and ships free across Canada with a 365-night sleep trial, price match guarantee, and manufacturer warranty coverage up to 25 years.

Full Size Queen Medium Mattresses Mattresses Compatible with Adjustable Bed Base | Flex‑Friendly Foam, Latex & Hybrid Temperature‑Regulating Mattresses | Year‑Round Comfort & Balance Evergreen
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  • EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress 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
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    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 13
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  • EVERGREEN™ 12" Medium-Firm Organic Latex Foam Mattress 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
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  • EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress 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
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  • EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress - Double/Full 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!
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  • OPEN BAG - EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress - Queen OPEN BAG - EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress - Queen 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
    Queen In stock for fast delivery $600
    Compare at $1,199
    Online availability icon In-Stock Only 1 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 13
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  • EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress - Queen EVERGREEN™ 12" Tight-Top Medium-Firm Organic Latex Mattress - Queen 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
    Queen In stock for fast delivery $645
    Compare at $1,199
    Online availability icon In-Stock Only 6 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 13
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  • EVERGREEN™ 12" Medium-Firm Organic Latex Foam Mattress - Double/Full 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 4 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 13
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  • EVERGREEN™ 12" Medium-Firm Organic Latex Foam Mattress - Queen EVERGREEN™ 12" Medium-Firm Organic Latex Foam Mattress - Queen 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
    Queen In stock for fast delivery $1,167
    Compare at $2,099
    Online availability icon In-Stock Only 2 left!
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  • OPEN BAG - EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress - Queen OPEN BAG - EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress - Queen 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
    Queen In stock for fast delivery $1,800
    Compare at $3,599
    Online availability icon In-Stock Only 1 left!
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    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 13
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  • EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress - Double/Full 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 13
    Pickup available icon Only Pickup available to
  • EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress - Queen EVERGREEN 100% Certified Organic 10" Medium Firm Latex Mattress - Queen 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
    Queen In stock for fast delivery $1,935
    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 13
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