King Innerspring Back Sleeper Best Selling Sustainable Materials All Mattresses

King mattresses measure 76" × 80" — the widest standard size, giving each partner the same personal space as a twin. They're the top choice for couples who want maximum room, families who co-sleep, and larger master bedrooms. Compare every king option below by brand, feel, and price.
Innerspring mattresses use a coil support system for a responsive, bouncy feel with strong airflow that sleeps cool. They deliver reliable edge support and a classic "on top of the bed" feel at an accessible price — a fit for back, stomach, and combination sleepers. Compare every innerspring option below.
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.
Mattresses built with sustainable materials — renewable, recycled, or responsibly sourced components that reduce environmental impact without compromising comfort. Compare every sustainable 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.

King Innerspring Back Sleeper Best Selling Sustainable Materials All Mattresses
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  • STEARNS & FOSTER® Estate® 16" Firm Euro Top Mattress - King STEARNS & FOSTER® Estate® 16" Firm Euro Top Mattress - King brand icon
    • Indulge Quilt With Silk & Wool Fibres
    • PrecisionMatch™ Memory Foam
    • PrimaSense™ Gel Infused Comfort Layers
    • Additional PrimaMatch™ Memory Foam
    • Intellicoil® Innerspring (Pocket Coil)
    • Handmade By Certified Master Craftsman
    King $2,650
    Compare at $4,099
    Online availability icon In-Stock Only 2 left!
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    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 4
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