Side Sleeper Adjustable Base Compatible Grey All Mattresses

Side sleepers need a mattress that cushions the shoulders and hips while keeping the spine aligned — usually a plush to medium feel with strong pressure relief and contouring. The options below help side sleepers avoid shoulder and hip pain. Compare them by brand, feel, and profile.
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.

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.

Side Sleeper Adjustable Base Compatible Grey All Mattresses
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  • SPRINGWALL® Comfort Pockets® 11" Plush Euro-Top Mattress SPRINGWALL® Comfort Pockets® 11" Plush Euro-Top Mattress brand icon
    • Full Perimeter Comfort Pockets® (Pocket Coils)
    • Cool Touch Stretch Knit Sleep Surface
    • Bio Foam with Gel
    • Bio Comfort Quilted Stretch knit surface
    • Made In Canada
    Single/Twin $278
    Twin XL $356
    Double/Full $361
    Queen $378
    Compare at $899
    King $517
    Online availability icon In-Stock
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  • SPRINGWALL® Comfort Pockets® 13" Luxury Plush Euro-Top Mattress SPRINGWALL® Comfort Pockets® 13" Luxury Plush Euro-Top Mattress brand icon
    • Full Perimeter Comfort Pockets® (Pocket Coils)
    • HD Plush Bio Comfort Foam
    • Bio Foam with Gel
    • Bio Comfort Quilted Stretch knit surface
    • Made In Canada
    Single/Twin $323
    Twin XL $419
    Double/Full $426
    Queen $511
    Compare at $1,099
    King $648
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  • SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress brand icon
    • 884 Full Perimeter Comfort Pockets® (Pocket Coils)
    • Bio Foam with Gel
    • HD Medium Bio Comfort Foam
    • Bio Comfort Quilted Stretch knit surface
    • Made In Canada
    Single/Twin $323
    Twin XL $419
    Double/Full $426
    Queen $511
    Compare at $1,099
    RV Short Queen SOLD OUT
    King $648
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  • SPRINGWALL® HC Flippable 12" Medium Firm Euro Top Mattress SPRINGWALL® HC Flippable 12" Medium Firm Euro Top Mattress brand icon
    • 884 Full Perimeter Comfort Pockets® (Pocket Coils)
    • Bio Foam with Gel
    • Cool Touch Stretch Knit Sleep Surface
    • Flippable Bio Comfort Quilted Stretch knit surface
    • Made In Canada
    Single/Twin $403
    Twin XL $546
    Double/Full $554
    RV Short Queen $606
    Queen $657
    Compare at $1,399
    King $857
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  • SPRINGWALL® HC Flippable 13" Plush Euro Top Mattress SPRINGWALL® HC Flippable 13" Plush Euro Top Mattress brand icon
    • 884 Full Perimeter Comfort Pockets® (Pocket Coils)
    • Bio Foam with Gel
    • Cool Touch Stretch Knit Sleep Surface
    • Flippable Bio Comfort Quilted Stretch knit surface
    • Made In Canada
    Single/Twin $436
    Twin XL $576
    Double/Full SOLD OUT
    Queen $685
    Compare at $1,499
    RV Short Queen $707
    King $880
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  • SEALY® Posturepedic® 800 Series 13" Medium Firm Euro Top Mattress SEALY® Posturepedic® 800 Series 13" Medium Firm Euro Top Mattress brand icon
    • CleanProtect™ Fabric
    • Quilt Stay True® Quilt with MoistureProtect™ Fibres
    • CertiPUR-US™ SealySupport™ Gel HD Foam
    • Posture Touch® Pocket Coils
    • StableEdge™ HD
    • Targeted Gel HD Foam
    Single/Twin SOLD OUT
    Twin XL $525
    Double/Full $536
    Queen SOLD OUT
    Compare at $1,199
    King SOLD OUT
    Online availability icon In-Stock Only 8 left!
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  • BEAUTYREST® BeautySleep® 11" Medium Firm Euro Top Mattress BEAUTYREST® BeautySleep® 11" Medium Firm Euro Top Mattress brand icon
    • 815 Original Beautyrest® Pocketed Coil®
    • Gel-Infused Fibre Blend
    • AirFeel® Foam
    • Gel Foam
    • High-Density Foam Encasement
    Single/Twin SOLD OUT
    Twin XL $553
    Double/Full SOLD OUT
    Queen $606
    Compare at $1,199
    King SOLD OUT
    Online availability icon In-Stock Only 7 left!
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  • SEALY® Posturepedic® 800 Series 14" Plush Euro Top Mattress SEALY® Posturepedic® 800 Series 14" Plush Euro Top Mattress brand icon
    • CleanProtect™ Fabric
    • Quilt Stay True® Quilt with MoistureProtect™ Fibres
    • CertiPUR-US™ SealySupport™ Gel HD Foam
    • Posture Touch® Pocket Coils
    • StableEdge™ HD
    • Targeted Gel HD Foam
    Single/Twin SOLD OUT
    Twin XL $556
    Double/Full SOLD OUT
    Queen $630
    Compare at $1,299
    King SOLD OUT
    Online availability icon In-Stock
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  • NM 12″ Medium Firm Memory Foam Mattress NM 12″ Medium Firm Memory Foam Mattress brand icon
    • Optimal High Resilient Bio-Foam Core
    • Gel Infused Visco Memory Foam
    • Cotton Channel Quilted Cover
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $571
    Twin XL $629
    Double/Full $639
    Queen SOLD OUT
    Compare at $1,299
    King $967
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  • SEALY® Posturepedic Plus® 1000 Series 12.5" Medium Firm Euro Top Mattress SEALY® Posturepedic Plus® 1000 Series 12.5" Medium Firm Euro Top Mattress brand icon
    • CleanProtect™ Cover
    • SealyAir™ Fibres
    • CertiPUR-US™ SealyComfort™ Gel HD Foam
    • SealyResponse™ HD Pocket Coils
    • StableEdge™ HD
    • PROBACK® Quilt with Targeted GelBoost™ HD Memory Foam
    Single/Twin SOLD OUT
    Twin XL $648
    Double/Full $691
    Queen $747
    Compare at $1,499
    King SOLD OUT
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  • BEAUTYREST® BeautySleep® 12.5" Medium Firm Pillow Top Mattress BEAUTYREST® BeautySleep® 12.5" Medium Firm Pillow Top Mattress brand icon
    • 815 Original Beautyrest® Pocketed Coil®
    • Gel-Infused Fibre Blend
    • AirFeel® Foam
    • Gel Foam + Gel Memory Foam
    • High-Density Foam Encasement
    Single/Twin SOLD OUT
    Twin XL $681
    Double/Full SOLD OUT
    Queen $739
    Compare at $1,499
    King SOLD OUT
    Online availability icon In-Stock Only 3 left!
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  • BEAUTYREST® BeautySleep® 12" Plush Pillow Top Mattress BEAUTYREST® BeautySleep® 12" Plush Pillow Top Mattress brand icon
    • 815 Original Beautyrest® Pocketed Coil®
    • Gel-Infused Fibre Blend
    • AirFeel® Foam
    • Gel Foam + Gel Memory Foam
    • High-Density Foam Encasement
    Single/Twin SOLD OUT
    Twin XL $681
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $1,499
    King SOLD OUT
    Online availability icon In-Stock Only 4 left!
    In-Store availability icon On Display:
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