Medium Back Sleeper Best Selling Mattress In A Box 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.
Best-selling mattresses are the models customers choose most often — proven, popular picks across every budget and sleep style. Compare every best-selling option below by brand, type, and feel.
Mattress-in-a-box options are compressed, rolled, and shipped straight to your door for quick, easy setup — just unbox and let it expand, with the same comfort and support. Compare every mattress-in-a-box 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 Best Selling Mattress In A Box All Mattresses
Loading recommendations...

Items

Express delivery icon

Items

  • NM 8" Medium Firm Memory Foam Mattress
    BEST IN CLASS BEST SELLING
    NM 8" Medium Firm Memory Foam Mattress NM 8" Medium Firm Memory Foam Mattress brand icon
    • High Density Foam Core
    • Cool Gel Memory Foam
    • Hypoallergenic Bamboo Cover
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $289
    Double/Full $399
    Twin XL $399
    Queen $428
    Compare at $899
    King $640
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • NM 10" Medium Firm Euro Top Mattress NM 10" Medium Firm Euro Top Mattress brand icon
    • 800 Hi-Loft Pocket Coil
    • Cool Gel infused memory foam
    • Luxurious Knit Fabric
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $318
    Double/Full $325
    Queen $347
    Compare at $699
    King SOLD OUT
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • 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
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • NM 12" Medium Firm Euro Top Mattress
    BEST IN CLASS BEST SELLING
    NM 12" Medium Firm Euro Top Mattress NM 12" Medium Firm Euro Top Mattress brand icon
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Cool Gel infused memory foam
    • Bio-Foam natural foam content reduces your carbon footprint
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin $411
    Twin XL $455
    Double/Full $462
    Queen $498
    Compare at $999
    King $698
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • 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 SOLD OUT
    Twin XL $548
    Double/Full $556
    Queen SOLD OUT
    Compare at $1,199
    King SOLD OUT
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • NM 10" Medium Firm Euro Top Mattress - Double/Full NM 10" Medium Firm Euro Top Mattress - Double/Full brand icon
    • 800 Hi-Loft Pocket Coil
    • Cool Gel infused memory foam
    • Luxurious Knit Fabric
    • 10 Year Warranty
    • Made In Toronto, Canada
    Double/Full $325
    Compare at $699
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • NM 10" Medium Firm Euro Top Mattress - Queen NM 10" Medium Firm Euro Top Mattress - Queen brand icon
    • 800 Hi-Loft Pocket Coil
    • Cool Gel infused memory foam
    • Luxurious Knit Fabric
    • 10 Year Warranty
    • Made In Toronto, Canada
    Queen $347
    Compare at $699
    Online availability icon In-Stock
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress - Double/Full SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress - Double/Full 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
    Double/Full $426
    Compare at $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 4
    Pickup available icon Only Pickup available to
  • SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress - Queen SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress - Queen 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
    Queen $511
    Compare at $1,099
    Online availability icon In-Stock Only 9 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
    Pickup available icon Only Pickup available to
  • SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress - King SPRINGWALL® Comfort Pockets® 12" Medium Firm Euro-Top Mattress - King 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
    King $648
    Compare at $1,399
    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 4
    Pickup available icon Only Pickup available to

10 Items

Loading recommendations...