Medium Back Sleeper Antimicrobial Fabrics All Mattresses

Medium mattresses balance cushioning and support — soft enough to relieve pressure, firm enough to keep your spine aligned. This medium-firm feel is the most universally comfortable choice, suiting combination sleepers, couples with different preferences, and most back and side sleepers. Compare every medium option below by brand and profile.
Back sleepers do best on a mattress that supports the lower back while gently following the spine's natural curve — typically a medium to medium-firm feel. The options below balance support and pressure relief for back sleepers. Compare them by brand, feel, and profile.
Mattresses with antimicrobial fabrics use treated covers that inhibit bacteria, mould, and odour-causing microbes for a fresher, more hygienic sleep surface. Compare every antimicrobial 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.

Medium Back Sleeper Antimicrobial Fabrics All Mattresses
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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 SOLD OUT
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $799
    Twin XL $355
    King SOLD OUT
    Online availability icon In-Stock Only 1 left!
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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 SOLD OUT
    Twin XL $395
    Double/Full SOLD OUT
    Queen $475
    Compare at $999
    King SOLD OUT
    Online availability icon In-Stock Only 6 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 SOLD OUT
    Twin XL $446
    Double/Full SOLD OUT
    Queen $475
    Compare at $999
    King SOLD OUT
    Online availability icon In-Stock Only 9 left!
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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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  • 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 SOLD OUT
    Twin XL $645
    Double/Full SOLD OUT
    Queen $696
    Compare at $1,399
    King SOLD OUT
    Online availability icon In-Stock Only 9 left!
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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® 13" Tight Top Medium-Firm Mattress BEAUTYREST® 13" Tight Top Medium-Firm Mattress brand icon
    • 875 Beautyrest® Pocketed Coil Technology
    • Beautyrest® ActiveResponse Memory Foam
    • SurfaceTouch™ Gel Memory Foam
    • Beautyrest® Plush Gel Foam
    • InfiniCool™ Technology
    • Beautyrest® Antimicrobial Fibre Technology
    Single/Twin $706
    Twin XL $753
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $1,699
    King SOLD OUT
    Online availability icon In-Stock Only 5 left!
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  • BEAUTYREST® 14" Euro Top Medium-Firm Mattress BEAUTYREST® 14" Euro Top Medium-Firm Mattress brand icon
    • 875 Beautyrest® Pocketed Coil Technology
    • Beautyrest® ActiveResponse Memory Foam
    • Beautyrest® Plush Gel Foam
    • Beautyrest® Support Foam
    • Beautyrest® Antimicrobial Fibre Technology
    Single/Twin SOLD OUT
    Twin XL $753
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $1,699
    King SOLD OUT
    Online availability icon In-Stock Only 5 left!
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  • SEALY® Posturepedic Plus® 1200 Series 15.5" Medium Firm Europillowtop Mattress SEALY® Posturepedic Plus® 1200 Series 15.5" Medium Firm Europillowtop Mattress brand icon
    • CleanProtect™ Cover
    • Sealy AirSense™ Fibres Topped with SealyIce™ Yarn
    • CertiPUR-US™ SealyComfort™ Gel HD Foam
    • Posture Grid® Coil System featuring PostureSense™ Nano Coils
    • SolidEdge™ PRO
    • PROBACK® Plus Quilt with Targeted GelSense™ HD Memory Foam
    Single/Twin $815
    Twin XL $864
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $1,999
    King SOLD OUT
    Online availability icon In-Stock Only 2 left!
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  • SERTA® Perfect Sleeper® Premium 14" Medium Firm Tight Top Mattress SERTA® Perfect Sleeper® Premium 14" Medium Firm Tight Top Mattress brand icon
    • 1000 Series 3-Zoned Coil System
    • CoolFeel Fabric™
    • Serta® Antimicrobial Fibre
    • Cool Twist® Gel Memory Foam
    • Serta® Support Foam
    • Designed and Made in Canada
    Single/Twin SOLD OUT
    Twin XL $960
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $2,099
    King SOLD OUT
    Online availability icon In-Stock Only 4 left!
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  • BEAUTYREST® Quintessence™ 14.5" Medium Firm Tight Top Mattress BEAUTYREST® Quintessence™ 14.5" Medium Firm Tight Top Mattress brand icon
    • Beautyrest® T3 Pocketed Coil Technology
    • Beautyrest® Gel Memory Foam
    • WinterCool™ Carbon Foam and GelTouch® Foam
    • WinterCool™ Tri-Fiber with alpaca, cashmere, and silk.
    • WinterCool™ Sleep System with 4 distinct cooling technologies.
    • WinterCool™ Carbon Foam and GelTouch® Foam
    Queen $1,665
    Compare at $3,499
    King SOLD OUT
    Online availability icon In-Stock Only 2 left!
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  • SEALY® Essentials 8" Medium Firm Tight Top Foam Mattress - Twin XL SEALY® Essentials 8" Medium Firm Tight Top Foam Mattress - Twin XL brand icon
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • CertiPUR-US™ SealySupport™ HD Core
    • SealySupport™ HD Foam
    Twin XL $355
    Compare at $799
    Online availability icon In-Stock Only 1 left!
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    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 5
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