NM® Springwall® Heavier Bodies Adjustable Bed Base Friendly Compatible with Adjustable Bed All
NM mattresses are National Mattress's own line — quality construction at honest, direct prices across firmness levels and builds. Compare every option below by feel, size, and price.
Springwall is a proudly Canadian-made brand known for chiropractic-minded support and durable, value-driven construction. Compare every option below by feel, size, and price.
Body weight changes what a mattress has to do. More load means more compression through the comfort layers, so a mattress that feels supportive at one weight can bottom out at another, and the edges are usually the first place it shows. The mattresses below are built with that in mind: denser support cores, firmer overall feel, and reinforced perimeters so sitting on the edge to put your shoes on does not collapse it. Higher-density foams and heavier-gauge coils also hold their shape longer under sustained load, which matters more than the first-night feel. If you share the bed, look at the edge support and the motion transfer together, since both get tested harder. Every mattress here carries our 365-night sleep trial, and we price match, so you can take the time to be sure it holds up for you rather than deciding in a showroom.
Shop adjustable base friendly mattresses from Beautyrest, Serta, Sealy, Tempur-Pedic, Springwall, iComfort, and Stearns & Foster at National Mattress — 169+ models in memory foam, hybrid, latex, eurotop, and tight-top constructions from $59 to $6,640. Every mattress in this collection is manufacturer-verified to flex and articulate with an adjustable base without voiding the warranty. Available in Twin through King sizes with firmness levels from extra firm to plush, all built with CertiPUR-US® certified foams, including Canadian-made options. Free delivery is available, along with a 365-night sleep trial and 5–15 year warranty coverage.
Springwall is a proudly Canadian-made brand known for chiropractic-minded support and durable, value-driven construction. Compare every option below by feel, size, and price.
Body weight changes what a mattress has to do. More load means more compression through the comfort layers, so a mattress that feels supportive at one weight can bottom out at another, and the edges are usually the first place it shows. The mattresses below are built with that in mind: denser support cores, firmer overall feel, and reinforced perimeters so sitting on the edge to put your shoes on does not collapse it. Higher-density foams and heavier-gauge coils also hold their shape longer under sustained load, which matters more than the first-night feel. If you share the bed, look at the edge support and the motion transfer together, since both get tested harder. Every mattress here carries our 365-night sleep trial, and we price match, so you can take the time to be sure it holds up for you rather than deciding in a showroom.
Shop adjustable base friendly mattresses from Beautyrest, Serta, Sealy, Tempur-Pedic, Springwall, iComfort, and Stearns & Foster at National Mattress — 169+ models in memory foam, hybrid, latex, eurotop, and tight-top constructions from $59 to $6,640. Every mattress in this collection is manufacturer-verified to flex and articulate with an adjustable base without voiding the warranty. Available in Twin through King sizes with firmness levels from extra firm to plush, all built with CertiPUR-US® certified foams, including Canadian-made options. Free delivery is available, along with a 365-night sleep trial and 5–15 year warranty coverage.
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Express ShippingUpgrade your sleep at National Mattress
Discover a mattress that transforms your sleep into a truly rejuvenating experience. We offer a wide variety of options to suit every sleep style and preference, ensuring a better night's sleep.
Why Choose Us?
- Variety: From plush to firm, we have options for every body type and sleep style.
- Quality: Trusted brands and top-notch materials for long-lasting comfort.
- Sleep Trials & Warranties: Enjoy peace of mind with flexible trials and warranties.
- Expert Advice: Get personalized recommendations from our sleep specialists.
Mattress Selection Includes
- Memory Foam: Contours to your body for personalized comfort and pressure relief.
- Hybrid: Combines responsive springs with foam for balanced support and comfort.
- Innerspring: Provides firm support, bounce, and cooling airflow.
- Latex: Hypoallergenic, eco-friendly, and exceptionally comfortable.
- Adjustable Beds: Customize your sleep position for optimal comfort.
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