Adjustable Base Compatible Blue Sealy Mattresses

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.

Sealy is a pioneering mattress brand known for its science-backed support and comfort. It was voted the #1 most trusted mattress brand in Canada, reflecting over a century of quality craftsmanship.

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.

Adjustable Base Compatible Blue Sealy
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  • SEALY® Essentials 8" Medium Firm Tight Top Foam Mattress SEALY® Essentials 8" Medium Firm Tight Top Foam Mattress brand icon
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • CertiPUR-US™ SealySupport™ HD Core
    • SealySupport™ HD Foam
    Single/Twin $207
    Double/Full $261
    Queen $299
    Compare at $999
    Twin XL In stock for fast delivery $382
    King $591
    Online availability icon In-Stock Only 1 left!
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  • SPRINGWALL® Comfort Pockets® Elite 14" Ultra Plush Euro-Top Mattress SPRINGWALL® Comfort Pockets® Elite 14" Ultra Plush Euro-Top Mattress brand icon
    • Full Perimeter Comfort Pockets® (Pocket Coils)
    • Cool Touch Stretch Knit Sleep Surface
    • Bio Comfort Quilted Stretch knit surface
    • HD Plush Layers of Bio Comfort Foam
    • Made In Canada
    Single/Twin In stock for fast delivery $389
    Twin XL In stock for fast delivery $520
    Double/Full In stock for fast delivery $528
    Queen In stock for fast delivery $595
    Compare at $1,299
    King In stock for fast delivery $797
    Online availability icon In-Stock
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  • SEALY® Essentials 11" Medium Firm Tight Top Mattress SEALY® Essentials 11" Medium Firm Tight Top Mattress brand icon
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • Posture Touch® Pocket Coils
    • EssentialEdge™ Coil Support
    Single/Twin $409
    Twin XL In stock for fast delivery $423
    Double/Full $462
    Queen In stock for fast delivery $505
    Compare at $1,199
    King $675
    Online availability icon In-Stock Only 5 left!
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  • SERTA® Modern Series™ 8" Medium Firm Gel Foam Mattress SERTA® Modern Series™ 8" Medium Firm Gel Foam Mattress brand icon
    • 8 Inch Model with Double Layers of Comfort
    • Serta CoolWick Breathable Cover
    • PureComfort Gel Foam with PureComfort Foam Support Core
    • Designed and Built in Canada
    Single/Twin $431
    Twin XL In stock for fast delivery $445
    Double/Full $488
    Queen In stock for fast delivery $535
    Compare at $1,299
    King In stock for fast delivery $653
    Online availability icon In-Stock Only 9 left!
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  • SEALY® Essentials 10.5" Medium Firm Eurotop Foam Mattress SEALY® Essentials 10.5" Medium Firm Eurotop Foam Mattress brand icon
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • CertiPUR-US™ SealySupport™ HD Core
    • SealySupport™ HD Foam
    Single/Twin $432
    Twin XL In stock for fast delivery $478
    Double/Full $486
    Queen In stock for fast delivery $505
    Compare at $1,199
    King $655
    Online availability icon In-Stock Only 7 left!
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  • SPRINGWALL® Chiropractic® 11" Plush Tight-Top Mattress SPRINGWALL® Chiropractic® 11" Plush Tight-Top Mattress brand icon
    • 1800 7-Zoned Chiropractic® Pocket Coils
    • Cold PE Technology Premium Surface Fabric
    • Graphite Gel PCM Comfort Layers
    • CoreBalance™ Support System with Micro Coils
    • HD Bio Comfort Foams
    Single/Twin $475
    Twin XL In stock for fast delivery $624
    Double/Full In stock for fast delivery $634
    Queen In stock for fast delivery $690
    Compare at $1,499
    King In stock for fast delivery $907
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  • SPRINGWALL® Chiropractic® 12" Plush Hybrid Mattress SPRINGWALL® Chiropractic® 12" Plush Hybrid Mattress brand icon
    • 1800 7-Zoned Chiropractic® Pocket Coils
    • Cold PE Technology Premium Surface Fabric
    • Graphite Gel PCM Comfort Layers
    • CoreBalance™ Support System with Micro Coils
    • HD Bio Comfort Foams
    Single/Twin In stock for fast delivery $530
    Twin XL In stock for fast delivery $674
    Double/Full In stock for fast delivery $685
    Queen In stock for fast delivery $750
    Compare at $1,599
    King In stock for fast delivery $972
    Online availability icon In-Stock
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  • SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress brand icon
    • 10 Inch Model with Double Layers of Comfort
    • Serta CoolWick Breathable Cover
    • PureComfort Gel Foam with PureComfort Foam Support Core
    • Designed and Built in Canada
    Single/Twin $537
    Twin XL In stock for fast delivery $553
    Double/Full In stock for fast delivery $597
    Queen $645
    Compare at $1,599
    King $765
    Online availability icon In-Stock Only 3 left!
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  • SERTA® Classic® 11" Plush Euro Top Mattress SERTA® Classic® 11" Plush Euro Top Mattress brand icon
    • 800 Edition Custom Support Coil System
    • 3 Zone Body Support
    • Serta® PillowSoft® Foam
    • Serta® Anti-Microbial Fibre Technology
    • Serta® Best Edge® Foam Encasement
    • Designed and Made in Canada
    Single/Twin In stock for fast delivery $544
    Twin XL In stock for fast delivery $588
    Double/Full $597
    Queen $637
    Compare at $1,499
    King $795
    Online availability icon In-Stock Only 5 left!
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  • SPRINGWALL® Chiropractic® 14" Plush Euro Top Mattress SPRINGWALL® Chiropractic® 14" Plush Euro Top Mattress brand icon
    • 1800 7-Zoned Chiropractic® Pocket Coils
    • Cold PE Technology Premium Surface Fabric
    • AIRWAYS™ Specialty Foam
    • Graphite Gel PCM Comfort Layers
    • CoreBalance™ Support System with Micro Coils
    Single/Twin $619
    Twin XL In stock for fast delivery $783
    Double/Full In stock for fast delivery $795
    Queen In stock for fast delivery $844
    Compare at $1,799
    King In stock for fast delivery $1,068
    Online availability icon In-Stock
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  • SERTA® Classic® 12.5" Medium Euro Top Mattress SERTA® Classic® 12.5" Medium Euro Top Mattress brand icon
    • 800 Edition Custom Support Coil System
    • 3 Zone Body Support + Serta® Support Gel Foam
    • Cool Twist® Gel Memory Foam + Serta® PillowSoft® Foam
    • Serta® Anti-Microbial Fibre Technology
    • Serta® Best Edge® Foam Encasement
    • Designed and Made in Canada
    Single/Twin $657
    Twin XL In stock for fast delivery $703
    Double/Full $713
    Queen In stock for fast delivery $754
    Compare at $1,799
    King $922
    Online availability icon In-Stock Only 8 left!
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  • SERTA® Classic® 12.5" Luxury Plush Euro Top Mattress SERTA® Classic® 12.5" Luxury Plush Euro Top Mattress brand icon
    • 800 Edition Custom Support Coil System
    • 3 Zone Body Support 
    • Cool Twist® Gel Memory Foam + Serta® PillowSoft® Gel Foam
    • Serta® Anti-Microbial Fibre Technology
    • Serta® Best Edge® Foam Encasement
    • Designed and Made in Canada
    Single/Twin In stock for fast delivery $657
    Twin XL In stock for fast delivery $703
    Double/Full $713
    Queen $754
    Compare at $1,799
    King $922
    Online availability icon In-Stock Only 4 left!
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