Firm NM® Cozy Memory Foam Mattress Collection — Cooling, Pressure Relief & Low Motion A Firmness Level For Every Sleeper
Firm mattresses give you a solid, supportive surface with minimal sink — keeping your spine aligned and making it easier to move and get in and out of bed. They're the top choice for back and stomach sleepers, heavier bodies, and anyone who finds softer beds uncomfortable. Compare every firm option below by brand, profile, and price.
Meet NM® Cozy Memory Foam—all‑foam mattresses that pair cooling, temperature‑regulating comfort with low motion transfer, pressure‑point relief, and reinforced edge support. Thoughtful touches include hypoallergenic care, eco‑friendly manufacturing, adjustable‑base compatibility, and mattress‑in‑a‑box convenience.
Meet NM® Cozy Memory Foam—all‑foam mattresses that pair cooling, temperature‑regulating comfort with low motion transfer, pressure‑point relief, and reinforced edge support. Thoughtful touches include hypoallergenic care, eco‑friendly manufacturing, adjustable‑base compatibility, and mattress‑in‑a‑box convenience.
Shop mattresses by comfort—Plush, Medium, Firm, and Extra‑Firm—to quickly find the feel that matches your sleep position.
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Upgrade 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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