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NM® Springwall® Couples Heavier Bodies Adjustable Bed Base Friendly 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.
Two people on one mattress creates problems one person never has. One of you gets up early, the other feels it. One sleeps hot, the other is cold. One wants firm, the other wants plush. A mattress for couples has to handle all three. Motion isolation is the first thing to look at. Individually pocketed coils and memory foam absorb movement where a traditional connected innerspring passes it straight across the bed. Edge support is the second, because on a shared mattress the usable sleeping surface is whatever you can lie on without feeling like you might roll off, and weak edges quietly cost you several inches on each side. If your comfort preferences genuinely differ, ask about split configurations rather than compromising on one feel. All seven of our Ontario showrooms let you lie on these together, which is the only real way to test motion transfer. Every one carries the 365-night sleep trial.
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.

NM® Springwall® Couples Heavier Bodies Adjustable Bed Base Friendly All